Fatto generale: 64 is the number of Braille characters in the old 6-dot system.
Fatto matematico: 64 is a superperfect number - a number such that σ(σ(n))=2n.
Trivia: 64 is the number of demons in the Dictionnaire Infernal.
Data storica: March 4th is the day in 1991 that Sheikh Saad Al-Abdallah Al-Salim Al-Sabah, the Prime Minister of Kuwait, returns to his country for the first time since Iraq's invasion.