10662640264 has 16 divisors (see below), whose sum is σ = 19994245020. Its totient is φ = 5330841600.

The previous prime is 10662640253. The next prime is 10662640321. The reversal of 10662640264 is 46204626601.

It can be written as a sum of positive squares in 2 ways, for example, as 8490148164 + 2172492100 = 92142^2 + 46610^2 .

It is a super-2 number, since 2×10662640264² (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 3 ways as a sum of consecutive naturals, for example, 45864 + ... + 153064.

Almost surely, 2^10662640264 is an apocalyptic number.

It is an amenable number.

10662640264 is a deficient number, since it is larger than the sum of its proper divisors (9331604756).

10662640264 is a wasteful number, since it uses less digits than its factorization.

10662640264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119640 (or 119636 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 10662640264 in words is "ten billion, six hundred sixty-two million, six hundred forty thousand, two hundred sixty-four".