10555000556 has 24 divisors (see below), whose sum is σ = 18959984400. Its totient is φ = 5139576000.

The previous prime is 10555000549. The next prime is 10555000567. The reversal of 10555000556 is 65500055501.

It is a super-2 number, since 2×10555000556² (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 7 ways as a sum of consecutive naturals, for example, 189506 + ... + 238793.

It is an arithmetic number, because the mean of its divisors is an integer number (789999350).

Almost surely, 2^10555000556 is an apocalyptic number.

It is an amenable number.

10555000556 is a deficient number, since it is larger than the sum of its proper divisors (8404983844).

10555000556 is a wasteful number, since it uses less digits than its factorization.

10555000556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428465 (or 428463 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 32.

Subtracting 10555000556 from its reverse (65500055501), we obtain a palindrome (54945054945).

The spelling of 10555000556 in words is "ten billion, five hundred fifty-five million, five hundred fifty-six", and thus it is an aban number.