10556865892 has 12 divisors (see below), whose sum is σ = 18734720256. Its totient is φ = 5204088680.

The previous prime is 10556865889. The next prime is 10556865923. The reversal of 10556865892 is 29856865501.

It is a super-2 number, since 2×10556865892² (a number of 21 digits) contains 22 as substring.

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, 18585748 + ... + 18586315.

It is an arithmetic number, because the mean of its divisors is an integer number (1561226688).

Almost surely, 2^10556865892 is an apocalyptic number.

It is an amenable number.

10556865892 is a deficient number, since it is larger than the sum of its proper divisors (8177854364).

10556865892 is a wasteful number, since it uses less digits than its factorization.

10556865892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37172138 (or 37172136 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 55.

The spelling of 10556865892 in words is "ten billion, five hundred fifty-six million, eight hundred sixty-five thousand, eight hundred ninety-two".