76639494625794 has 12 divisors (see below), whose sum is σ = 166052238355926. Its totient is φ = 25546498208592.

The previous prime is 76639494625769. The next prime is 76639494625807. The reversal of 76639494625794 is 49752649493667.

76639494625794 is a `hidden beast` number, since 7 + 6 + 6 + 39 + 4 + 9 + 4 + 6 + 2 + 579 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 70917232610169 + 5722262015625 = 8421237^2 + 2392125^2 .

It is a super-2 number, since 2×76639494625794² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2128874850699 + ... + 2128874850734.

Almost surely, 2^{76639494625794} is an apocalyptic number.

76639494625794 is an abundant number, since it is smaller than the sum of its proper divisors (89412743730132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76639494625794 is a wasteful number, since it uses less digits than its factorization.

76639494625794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4257749701441 (or 4257749701438 counting only the distinct ones).

The product of its digits is 14814213120, while the sum is 81.

The spelling of 76639494625794 in words is "seventy-six trillion, six hundred thirty-nine billion, four hundred ninety-four million, six hundred twenty-five thousand, seven hundred ninety-four".