40626365602664 has 16 divisors (see below), whose sum is σ = 76175326916100. Its totient is φ = 20312945091712.

The previous prime is 40626365602643. The next prime is 40626365602717. The reversal of 40626365602664 is 46620656362604.

It can be written as a sum of positive squares in 2 ways, for example, as 37457460062500 + 3168905540164 = 6120250^2 + 1780142^2 .

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, 28986299 + ... + 30355530.

Almost surely, 2^{40626365602664} is an apocalyptic number.

It is an amenable number.

40626365602664 is a deficient number, since it is larger than the sum of its proper divisors (35548961313436).

40626365602664 is a wasteful number, since it uses less digits than its factorization.

40626365602664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59427412 (or 59427408 counting only the distinct ones).

The product of its (nonzero) digits is 44789760, while the sum is 56.

The spelling of 40626365602664 in words is "forty trillion, six hundred twenty-six billion, three hundred sixty-five million, six hundred two thousand, six hundred sixty-four".