22566643602 has 16 divisors (see below), whose sum is σ = 45142780800. Its totient is φ = 7520632272.

The previous prime is 22566643573. The next prime is 22566643669. The reversal of 22566643602 is 20634666522.

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, 364477 + ... + 421872.

It is an arithmetic number, because the mean of its divisors is an integer number (2821423800).

Almost surely, 2^22566643602 is an apocalyptic number.

22566643602 is an abundant number, since it is smaller than the sum of its proper divisors (22576137198).

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

22566643602 is a wasteful number, since it uses less digits than its factorization.

22566643602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791137.

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 22566643602 in words is "twenty-two billion, five hundred sixty-six million, six hundred forty-three thousand, six hundred two".