22400432999972 has 24 divisors (see below), whose sum is σ = 40905814862976. Its totient is φ = 10713073428288.

The previous prime is 22400432999951. The next prime is 22400432999983. The reversal of 22400432999972 is 27999923400422.

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, 3668153 + ... + 7632575.

It is an arithmetic number, because the mean of its divisors is an integer number (1704408952624).

Almost surely, 2^{22400432999972} is an apocalyptic number.

It is an amenable number.

22400432999972 is a deficient number, since it is larger than the sum of its proper divisors (18505381863004).

22400432999972 is a wasteful number, since it uses less digits than its factorization.

22400432999972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4025867 (or 4025865 counting only the distinct ones).

The product of its (nonzero) digits is 35271936, while the sum is 62.

The spelling of 22400432999972 in words is "twenty-two trillion, four hundred billion, four hundred thirty-two million, nine hundred ninety-nine thousand, nine hundred seventy-two".