2604662644264 has 16 divisors (see below), whose sum is σ = 4884235864020. Its totient is φ = 1302199747200.

The previous prime is 2604662644247. The next prime is 2604662644289. The reversal of 2604662644264 is 4624462664062.

It can be written as a sum of positive squares in 2 ways, for example, as 2096536035364 + 508126608900 = 1447942^2 + 712830^2 .

It is a super-2 number, since 2×2604662644264² (a number of 26 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, 16362709 + ... + 16521124.

Almost surely, 2^{2604662644264} is an apocalyptic number.

It is an amenable number.

2604662644264 is a deficient number, since it is larger than the sum of its proper divisors (2279573219756).

2604662644264 is a wasteful number, since it uses less digits than its factorization.

2604662644264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32893740 (or 32893736 counting only the distinct ones).

The product of its (nonzero) digits is 15925248, while the sum is 52.

The spelling of 2604662644264 in words is "two trillion, six hundred four billion, six hundred sixty-two million, six hundred forty-four thousand, two hundred sixty-four".