12039591916 has 24 divisors (see below), whose sum is σ = 23042604816. Its totient is φ = 5458749120.

The previous prime is 12039591871. The next prime is 12039591953. The reversal of 12039591916 is 61919593021.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327151 + ... + 362086.

It is an arithmetic number, because the mean of its divisors is an integer number (960108534).

Almost surely, 2^12039591916 is an apocalyptic number.

It is an amenable number.

12039591916 is a deficient number, since it is larger than the sum of its proper divisors (11003012900).

12039591916 is a wasteful number, since it uses less digits than its factorization.

12039591916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689649 (or 689647 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 46.

The spelling of 12039591916 in words is "twelve billion, thirty-nine million, five hundred ninety-one thousand, nine hundred sixteen".