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_15 (number VARCHAR, builder VARCHAR, works_number VARCHAR)

### Question ###
With a works number of 40864 for the builder of Baldwin Locomotive Works, the number listed is?

### Accurate SQL ###

SELECT number FROM table_name_15 WHERE builder = "baldwin locomotive works" AND works_number = 40864