10656995531 has 16 divisors (see below), whose sum is σ = 13163011008. Its totient is φ = 8401881600.

The previous prime is 10656995521. The next prime is 10656995539. The reversal of 10656995531 is 13559965601.

It is a happy number.

It is not a de Polignac number, because 10656995531 - 2¹⁰ = 10656994507 is a prime.

It is a super-2 number, since 2×10656995531² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10656995531.

It is not an unprimeable number, because it can be changed into a prime (10656995539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182810 + ... + 233951.

It is an arithmetic number, because the mean of its divisors is an integer number (822688188).

Almost surely, 2^10656995531 is an apocalyptic number.

10656995531 is a deficient number, since it is larger than the sum of its proper divisors (2506015477).

10656995531 is a wasteful number, since it uses less digits than its factorization.

10656995531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417062.

The product of its (nonzero) digits is 1093500, while the sum is 50.

The spelling of 10656995531 in words is "ten billion, six hundred fifty-six million, nine hundred ninety-five thousand, five hundred thirty-one".