Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_69 (rating INTEGER, viewers__m_ VARCHAR, overall_rank VARCHAR)
### Question:
What is the rating of the episode with 13.47 million viewers and overall rank larger than 6?
### Answer:
SELECT SUM(rating) FROM table_name_69 WHERE viewers__m_ = 13.47 AND overall_rank > 6