22055045432 has 64 divisors (see below), whose sum is σ = 49888440000. Its totient is φ = 9126192768.

The previous prime is 22055045429. The next prime is 22055045443. The reversal of 22055045432 is 23454055022.

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, 59003 + ... + 218154.

It is an arithmetic number, because the mean of its divisors is an integer number (779506875).

Almost surely, 2^22055045432 is an apocalyptic number.

It is an amenable number.

22055045432 is an abundant number, since it is smaller than the sum of its proper divisors (27833394568).

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

22055045432 is a wasteful number, since it uses less digits than its factorization.

22055045432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277213 (or 277195 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 32.

The spelling of 22055045432 in words is "twenty-two billion, fifty-five million, forty-five thousand, four hundred thirty-two".