22287569628 has 48 divisors (see below), whose sum is σ = 52363898496. Its totient is φ = 7377894720.

The previous prime is 22287569617. The next prime is 22287569669. The reversal of 22287569628 is 82696578222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3069250 + ... + 3076502.

It is an arithmetic number, because the mean of its divisors is an integer number (1090914552).

Almost surely, 2^22287569628 is an apocalyptic number.

It is an amenable number.

22287569628 is an abundant number, since it is smaller than the sum of its proper divisors (30076328868).

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

22287569628 is a wasteful number, since it uses less digits than its factorization.

22287569628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8994 (or 8992 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 57.

The spelling of 22287569628 in words is "twenty-two billion, two hundred eighty-seven million, five hundred sixty-nine thousand, six hundred twenty-eight".