22000645562 has 16 divisors (see below), whose sum is σ = 37783117440. Its totient is φ = 9411916848.

The previous prime is 22000645553. The next prime is 22000645567. The reversal of 22000645562 is 26554600022.

It is not an unprimeable number, because it can be changed into a prime (22000645567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1402862 + ... + 1418457.

It is an arithmetic number, because the mean of its divisors is an integer number (2361444840).

Almost surely, 2^22000645562 is an apocalyptic number.

22000645562 is a deficient number, since it is larger than the sum of its proper divisors (15782471878).

22000645562 is a wasteful number, since it uses less digits than its factorization.

22000645562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2821885.

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 22000645562 in words is "twenty-two billion, six hundred forty-five thousand, five hundred sixty-two".