10556352861 has 32 divisors (see below), whose sum is σ = 16070140800. Its totient is φ = 6121912320.

The previous prime is 10556352799. The next prime is 10556352887. The reversal of 10556352861 is 16825365501.

It is a happy number.

It is not a de Polignac number, because 10556352861 - 2¹⁸ = 10556090717 is a prime.

It is a super-2 number, since 2×10556352861² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10556352061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93126 + ... + 172583.

It is an arithmetic number, because the mean of its divisors is an integer number (502191900).

Almost surely, 2^10556352861 is an apocalyptic number.

It is an amenable number.

10556352861 is a deficient number, since it is larger than the sum of its proper divisors (5513787939).

10556352861 is a wasteful number, since it uses less digits than its factorization.

10556352861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265789.

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 10556352861 in words is "ten billion, five hundred fifty-six million, three hundred fifty-two thousand, eight hundred sixty-one".