21752607422264 has 32 divisors (see below), whose sum is σ = 42933009906000. Its totient is φ = 10303810970112.

The previous prime is 21752607422257. The next prime is 21752607422311. The reversal of 21752607422264 is 46222470625712.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46282592 + ... + 46750224.

Almost surely, 2^{21752607422264} is an apocalyptic number.

It is an amenable number.

21752607422264 is a deficient number, since it is larger than the sum of its proper divisors (21180402483736).

21752607422264 is a wasteful number, since it uses less digits than its factorization.

21752607422264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773687 (or 773683 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 50.

The spelling of 21752607422264 in words is "twenty-one trillion, seven hundred fifty-two billion, six hundred seven million, four hundred twenty-two thousand, two hundred sixty-four".