12132044432 has 20 divisors (see below), whose sum is σ = 24264089856. Its totient is φ = 5870343840.

The previous prime is 12132044429. The next prime is 12132044503. The reversal of 12132044432 is 23444023121.

12132044432 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12229388 + ... + 12230379.

Almost surely, 2^12132044432 is an apocalyptic number.

It is an amenable number.

12132044432 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12132044432 is a wasteful number, since it uses less digits than its factorization.

12132044432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24459806 (or 24459800 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 12132044432 its reverse (23444023121), we get a palindrome (35576067553).

The spelling of 12132044432 in words is "twelve billion, one hundred thirty-two million, forty-four thousand, four hundred thirty-two".