76899668996 has 24 divisors (see below), whose sum is σ = 139244853720. Its totient is φ = 37115995392.

The previous prime is 76899668983. The next prime is 76899669001. The reversal of 76899668996 is 69986699867.

It can be written as a sum of positive squares in 4 ways, for example, as 12693176896 + 64206492100 = 112664^2 + 253390^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489440 + ... + 627176.

It is an arithmetic number, because the mean of its divisors is an integer number (5801868905).

Almost surely, 2^76899668996 is an apocalyptic number.

It is an amenable number.

76899668996 is a deficient number, since it is larger than the sum of its proper divisors (62345184724).

76899668996 is a wasteful number, since it uses less digits than its factorization.

76899668996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142583 (or 142581 counting only the distinct ones).

The product of its digits is 3809369088, while the sum is 83.

The spelling of 76899668996 in words is "seventy-six billion, eight hundred ninety-nine million, six hundred sixty-eight thousand, nine hundred ninety-six".