Fait mathématique: 65717 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Culture générale: 65717 is an uninteresting number.
Date historique: December 4th is the day in 2006 that an adult giant squid is caught on video for the first time by Tsunemi Kubodera near the Ogasawara Islands, 1,000 km (620 mi) south of Tokyo.