Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_72 (year_named VARCHAR, longitude VARCHAR, diameter__km_ VARCHAR)

### Question ###
How many years correspond to longitude of 36.8e and diameter greater than 697?

### Accurate SQL ###

SELECT COUNT(year_named) FROM table_name_72 WHERE longitude = "36.8e" AND diameter__km_ > 697