22391382944 has 48 divisors (see below), whose sum is σ = 51742268928. Its totient is φ = 9336943872.

The previous prime is 22391382899. The next prime is 22391382971. The reversal of 22391382944 is 44928319322.

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, 1342544 + ... + 1359119.

It is an arithmetic number, because the mean of its divisors is an integer number (1077963936).

Almost surely, 2^22391382944 is an apocalyptic number.

It is an amenable number.

22391382944 is an abundant number, since it is smaller than the sum of its proper divisors (29350885984).

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

22391382944 is a wasteful number, since it uses less digits than its factorization.

22391382944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701717 (or 2701709 counting only the distinct ones).

The product of its digits is 746496, while the sum is 47.

The spelling of 22391382944 in words is "twenty-two billion, three hundred ninety-one million, three hundred eighty-two thousand, nine hundred forty-four".