22117789632 has 56 divisors (see below), whose sum is σ = 58731389776. Its totient is φ = 7345963008.

The previous prime is 22117789559. The next prime is 22117789679. The reversal of 22117789632 is 23698771122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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, 154753 + ... + 261120.

Almost surely, 2^22117789632 is an apocalyptic number.

It is an amenable number.

22117789632 is an abundant number, since it is smaller than the sum of its proper divisors (36613600144).

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

22117789632 is a wasteful number, since it uses less digits than its factorization.

22117789632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416165 (or 416155 counting only the distinct ones).

The product of its digits is 508032, while the sum is 48.

The spelling of 22117789632 in words is "twenty-two billion, one hundred seventeen million, seven hundred eighty-nine thousand, six hundred thirty-two".