56988633688965 has 96 divisors (see below), whose sum is σ = 110693427526656. Its totient is φ = 26879054100480.

The previous prime is 56988633688871. The next prime is 56988633688979.

56988633688965 is a `hidden beast` number, since 5 + 6 + 98 + 86 + 3 + 368 + 89 + 6 + 5 = 666.

56988633688965 is nontrivially palindromic in base 10.

56988633688965 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56988633688965 - 2⁸ = 56988633688709 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 98741469 + ... + 99316941.

It is an arithmetic number, because the mean of its divisors is an integer number (1153056536736).

Almost surely, 2^{56988633688965} is an apocalyptic number.

56988633688965 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56988633688965 is a deficient number, since it is larger than the sum of its proper divisors (53704793837691).

56988633688965 is a wasteful number, since it uses less digits than its factorization.

56988633688965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580939 (or 580936 counting only the distinct ones).

The product of its digits is 96745881600, while the sum is 90.

The spelling of 56988633688965 in words is "fifty-six trillion, nine hundred eighty-eight billion, six hundred thirty-three million, six hundred eighty-eight thousand, nine hundred sixty-five".