Fait général: 6775 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fait mathématique: 6775 is an uninteresting number.
Culture générale: 6775 is an unremarkable number.
Date historique: July 19th is the day in 1961 that Tunisia imposes a blockade on the French naval base at Bizerte; the French would capture the entire town four days later.