10656661116 has 48 divisors (see below), whose sum is σ = 26647939584. Its totient is φ = 3305941056.

The previous prime is 10656661073. The next prime is 10656661121. The reversal of 10656661116 is 61116665601.

It is a super-2 number, since 2×10656661116² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511560 + ... + 531983.

It is an arithmetic number, because the mean of its divisors is an integer number (555165408).

Almost surely, 2^10656661116 is an apocalyptic number.

It is an amenable number.

10656661116 is an abundant number, since it is smaller than the sum of its proper divisors (15991278468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10656661116 is a wasteful number, since it uses less digits than its factorization.

10656661116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043610 (or 1043608 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 39.

The spelling of 10656661116 in words is "ten billion, six hundred fifty-six million, six hundred sixty-one thousand, one hundred sixteen".