12089931426 has 16 divisors (see below), whose sum is σ = 26866514400. Its totient is φ = 4029977124.

The previous prime is 12089931377. The next prime is 12089931449. The reversal of 12089931426 is 62413998021.

12089931426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111943756 + ... + 111943863.

It is an arithmetic number, because the mean of its divisors is an integer number (1679157150).

Almost surely, 2^12089931426 is an apocalyptic number.

12089931426 is an abundant number, since it is smaller than the sum of its proper divisors (14776582974).

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

12089931426 is a wasteful number, since it uses less digits than its factorization.

12089931426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223887630 (or 223887624 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 12089931426 in words is "twelve billion, eighty-nine million, nine hundred thirty-one thousand, four hundred twenty-six".