56917145692 has 12 divisors (see below), whose sum is σ = 108660005496. Its totient is φ = 25871429840.

The previous prime is 56917145639. The next prime is 56917145711. The reversal of 56917145692 is 29654171965.

It is a super-2 number, since 2×56917145692² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 646785703 + ... + 646785790.

It is an arithmetic number, because the mean of its divisors is an integer number (9055000458).

Almost surely, 2^56917145692 is an apocalyptic number.

It is an amenable number.

56917145692 is a deficient number, since it is larger than the sum of its proper divisors (51742859804).

56917145692 is a wasteful number, since it uses less digits than its factorization.

56917145692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293571508 (or 1293571506 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 55.

The spelling of 56917145692 in words is "fifty-six billion, nine hundred seventeen million, one hundred forty-five thousand, six hundred ninety-two".