22545525554 has 16 divisors (see below), whose sum is σ = 34240473792. Its totient is φ = 11132151408.

The previous prime is 22545525517. The next prime is 22545525631. The reversal of 22545525554 is 45552554522.

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, 374192 + ... + 430244.

It is an arithmetic number, because the mean of its divisors is an integer number (2140029612).

Almost surely, 2^22545525554 is an apocalyptic number.

22545525554 is a deficient number, since it is larger than the sum of its proper divisors (11694948238).

22545525554 is a wasteful number, since it uses less digits than its factorization.

22545525554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58561.

The product of its digits is 2000000, while the sum is 44.

The spelling of 22545525554 in words is "twenty-two billion, five hundred forty-five million, five hundred twenty-five thousand, five hundred fifty-four".