22532432832 has 672 divisors, whose sum is σ = 84024012800. Its totient is φ = 5730600960.

The previous prime is 22532432821. The next prime is 22532432833. The reversal of 22532432832 is 23823423522.

22532432832 is a `hidden beast` number, since 2 + 2 + 5 + 324 + 328 + 3 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22532432833) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 79619763 + ... + 79620045.

Almost surely, 2^22532432832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22532432832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42012006400).

22532432832 is an abundant number, since it is smaller than the sum of its proper divisors (61491579968).

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

22532432832 is a wasteful number, since it uses less digits than its factorization.

22532432832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366 (or 339 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

The spelling of 22532432832 in words is "twenty-two billion, five hundred thirty-two million, four hundred thirty-two thousand, eight hundred thirty-two".