56368774971 has 12 divisors (see below), whose sum is σ = 81433090440. Its totient is φ = 37573863360.

The previous prime is 56368774919. The next prime is 56368774991. The reversal of 56368774971 is 17947786365.

56368774971 is a `hidden beast` number, since 5 + 63 + 6 + 87 + 7 + 497 + 1 = 666.

It is not a de Polignac number, because 56368774971 - 2⁹ = 56368774459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56368774899 and 56368774908.

It is not an unprimeable number, because it can be changed into a prime (56368774991) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 375681 + ... + 503858.

It is an arithmetic number, because the mean of its divisors is an integer number (6786090870).

Almost surely, 2^56368774971 is an apocalyptic number.

56368774971 is a deficient number, since it is larger than the sum of its proper divisors (25064315469).

56368774971 is a wasteful number, since it uses less digits than its factorization.

56368774971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886666 (or 886663 counting only the distinct ones).

The product of its digits is 53343360, while the sum is 63.

The spelling of 56368774971 in words is "fifty-six billion, three hundred sixty-eight million, seven hundred seventy-four thousand, nine hundred seventy-one".