22099766672 has 20 divisors (see below), whose sum is σ = 43002074700. Its totient is φ = 11002457088.

The previous prime is 22099766657. The next prime is 22099766681. The reversal of 22099766672 is 27666799022.

It can be written as a sum of positive squares in 2 ways, for example, as 1313047696 + 20786718976 = 36236^2 + 144176^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2960297 + ... + 2967752.

It is an arithmetic number, because the mean of its divisors is an integer number (2150103735).

Almost surely, 2^22099766672 is an apocalyptic number.

It is an amenable number.

22099766672 is a deficient number, since it is larger than the sum of its proper divisors (20902308028).

22099766672 is a wasteful number, since it uses less digits than its factorization.

22099766672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5928290 (or 5928284 counting only the distinct ones).

The product of its (nonzero) digits is 6858432, while the sum is 56.

The spelling of 22099766672 in words is "twenty-two billion, ninety-nine million, seven hundred sixty-six thousand, six hundred seventy-two".