10640568775 has 24 divisors (see below), whose sum is σ = 13790260224. Its totient is φ = 8129167200.

The previous prime is 10640568767. The next prime is 10640568781. The reversal of 10640568775 is 57786504601.

It is a happy number.

It is not a de Polignac number, because 10640568775 - 2³ = 10640568767 is a prime.

It is a super-2 number, since 2×10640568775² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 348162 + ... + 377488.

It is an arithmetic number, because the mean of its divisors is an integer number (574594176).

Almost surely, 2^10640568775 is an apocalyptic number.

10640568775 is a deficient number, since it is larger than the sum of its proper divisors (3149691449).

10640568775 is a wasteful number, since it uses less digits than its factorization.

10640568775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29991 (or 29986 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 49.

The spelling of 10640568775 in words is "ten billion, six hundred forty million, five hundred sixty-eight thousand, seven hundred seventy-five".