10556566156 has 12 divisors (see below), whose sum is σ = 18474769768. Its totient is φ = 5278060512.

The previous prime is 10556566133. The next prime is 10556566169. The reversal of 10556566156 is 65166565501.

It is a super-2 number, since 2×10556566156² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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, 98560 + ... + 175576.

Almost surely, 2^10556566156 is an apocalyptic number.

It is an amenable number.

10556566156 is a deficient number, since it is larger than the sum of its proper divisors (7918203612).

10556566156 is a wasteful number, since it uses less digits than its factorization.

10556566156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111288 (or 111286 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 46.

The spelling of 10556566156 in words is "ten billion, five hundred fifty-six million, five hundred sixty-six thousand, one hundred fifty-six".