 BUG: to_datetime with out-of-bounds np.datetime64 and errors='ignore' doesn't return input
- [ ] closes #50587  (Replace xxxx with the GitHub issue number)
- [ ] [Tests added and passed](https://pandas.pydata.org/pandas-docs/dev/development/contributing_codebase.html#writing-tests) if fixing a bug or adding a new feature
- [ ] All [code checks passed](https://pandas.pydata.org/pandas-docs/dev/development/contributing_codebase.html#pre-commit).
- [ ] Added [type annotations](https://pandas.pydata.org/pandas-docs/dev/development/contributing_codebase.html#type-hints) to new arguments/methods/functions.
- [ ] Added an entry in the latest `doc/source/whatsnew/vX.X.X.rst` file if fixing a bug or adding a new feature.

I'm on board with this change, should probably make sure others agree > I'm on board with this change, should probably make sure others agree

sure - @mroeschke any objections? Anyone I should ping who might be opinionated on this? thanks! and yes, errors='coerce' with oob is covered, e.g.


https://github.com/pandas-dev/pandas/blob/4a61e6a3f8b0e5f2ebad098cc53eb4376927915a/pandas/tests/tools/test_to_datetime.py#L1089-L1095 Thanks @MarcoGorelli (failure unrelated) nice!