22006988232 has 64 divisors (see below), whose sum is σ = 56415744000. Its totient is φ = 7149946944.

The previous prime is 22006988221. The next prime is 22006988261. The reversal of 22006988232 is 23288960022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 472069 + ... + 516587.

It is an arithmetic number, because the mean of its divisors is an integer number (881496000).

Almost surely, 2^22006988232 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 22006988232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28207872000).

22006988232 is an abundant number, since it is smaller than the sum of its proper divisors (34408755768).

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

22006988232 is a wasteful number, since it uses less digits than its factorization.

22006988232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45050 (or 45046 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 22006988232 in words is "twenty-two billion, six million, nine hundred eighty-eight thousand, two hundred thirty-two".