22500225188 has 48 divisors (see below), whose sum is σ = 45156908160. Its totient is φ = 9609498624.

The previous prime is 22500225179. The next prime is 22500225217. The reversal of 22500225188 is 88152200522.

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, 15968228 + ... + 15969636.

It is an arithmetic number, because the mean of its divisors is an integer number (940768920).

Almost surely, 2^22500225188 is an apocalyptic number.

22500225188 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22500225188 is an abundant number, since it is smaller than the sum of its proper divisors (22656682972).

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

22500225188 is a wasteful number, since it uses less digits than its factorization.

22500225188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2996 (or 2994 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 35.

The spelling of 22500225188 in words is "twenty-two billion, five hundred million, two hundred twenty-five thousand, one hundred eighty-eight".