It is a congruent number.
It is an unprimeable number.
Almost surely, 276799039455542 is an apocalyptic number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76799039455542 is a wasteful number, since it uses less digits than its factorization.
76799039455542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66565883.
The spelling of 76799039455542 in words is "seventy-six trillion, seven hundred ninety-nine billion, thirty-nine million, four hundred fifty-five thousand, five hundred forty-two".