22638297887092 has 96 divisors (see below), whose sum is σ = 41050275840000. Its totient is φ = 10918756952064.

The previous prime is 22638297887057. The next prime is 22638297887113. The reversal of 22638297887092 is 29078879283622.

It is a super-2 number, since 2×22638297887092² (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 31 ways as a sum of consecutive naturals, for example, 4602213009 + ... + 4602217927.

It is an arithmetic number, because the mean of its divisors is an integer number (427607040000).

Almost surely, 2^{22638297887092} is an apocalyptic number.

It is an amenable number.

22638297887092 is a deficient number, since it is larger than the sum of its proper divisors (18411977952908).

22638297887092 is a wasteful number, since it uses less digits than its factorization.

22638297887092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6533 (or 6531 counting only the distinct ones).

The product of its (nonzero) digits is 585252864, while the sum is 73.

The spelling of 22638297887092 in words is "twenty-two trillion, six hundred thirty-eight billion, two hundred ninety-seven million, eight hundred eighty-seven thousand, ninety-two".