Fatto generale: 5464 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
Fatto matematico: 5464 is the number of subsets of {1,2,3,...,16} that have a sum divisible by 12.
Trivia: 5464 is an unremarkable number.
Data storica: December 16th is the day in 1937 that Theodore Cole and Ralph Roe attempt to escape from the American federal prison on Alcatraz Island in San Francisco Bay; neither is ever seen again.