22881634028 has 12 divisors (see below), whose sum is σ = 43683119592. Its totient is φ = 10400742720.

The previous prime is 22881633941. The next prime is 22881634031. The reversal of 22881634028 is 82043618822.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 520037137 = 22881634028 / (2 + 2 + 8 + 8 + 1 + 6 + 3 + 4 + 0 + 2 + 8).

It is a self number, because there is not a number n which added to its sum of digits gives 22881634028.

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, 260018525 + ... + 260018612.

It is an arithmetic number, because the mean of its divisors is an integer number (3640259966).

Almost surely, 2^22881634028 is an apocalyptic number.

It is an amenable number.

22881634028 is a deficient number, since it is larger than the sum of its proper divisors (20801485564).

22881634028 is a wasteful number, since it uses less digits than its factorization.

22881634028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520037152 (or 520037150 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 44.

The spelling of 22881634028 in words is "twenty-two billion, eight hundred eighty-one million, six hundred thirty-four thousand, twenty-eight".