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 bank (state VARCHAR, no_of_customers INTEGER)

### Question ###
Find the state which has the most number of customers.

### Accurate SQL ###

SELECT state FROM bank GROUP BY state ORDER BY SUM(no_of_customers) DESC LIMIT 1