22563185228 has 48 divisors (see below), whose sum is σ = 40631310720. Its totient is φ = 10959047424.

The previous prime is 22563185209. The next prime is 22563185243. The reversal of 22563185228 is 82258136522.

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, 9864701 + ... + 9866987.

It is an arithmetic number, because the mean of its divisors is an integer number (846485640).

Almost surely, 2^22563185228 is an apocalyptic number.

It is an amenable number.

22563185228 is a deficient number, since it is larger than the sum of its proper divisors (18068125492).

22563185228 is a wasteful number, since it uses less digits than its factorization.

22563185228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2786 (or 2784 counting only the distinct ones).

The product of its digits is 460800, while the sum is 44.

The spelling of 22563185228 in words is "twenty-two billion, five hundred sixty-three million, one hundred eighty-five thousand, two hundred twenty-eight".