22563664625500 has 48 divisors (see below), whose sum is σ = 49279575185568. Its totient is φ = 9025368480000.

The previous prime is 22563664625441. The next prime is 22563664625587. The reversal of 22563664625500 is 552646636522.

It is a super-2 number, since 2×22563664625500² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 62099355 + ... + 62461645.

It is an arithmetic number, because the mean of its divisors is an integer number (1026657816366).

Almost surely, 2^{22563664625500} is an apocalyptic number.

22563664625500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22563664625500 is an abundant number, since it is smaller than the sum of its proper divisors (26715910560068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22563664625500 is a wasteful number, since it uses less digits than its factorization.

22563664625500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486871 (or 486859 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 52.

The spelling of 22563664625500 in words is "twenty-two trillion, five hundred sixty-three billion, six hundred sixty-four million, six hundred twenty-five thousand, five hundred".