12739097992 has 32 divisors (see below), whose sum is σ = 24392635200. Its totient is φ = 6235387200.

The previous prime is 12739097981. The next prime is 12739098007. The reversal of 12739097992 is 29979093721.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41109 + ... + 164827.

It is an arithmetic number, because the mean of its divisors is an integer number (762269850).

Almost surely, 2^12739097992 is an apocalyptic number.

It is an amenable number.

12739097992 is a deficient number, since it is larger than the sum of its proper divisors (11653537208).

12739097992 is a wasteful number, since it uses less digits than its factorization.

12739097992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123997 (or 123993 counting only the distinct ones).

The product of its (nonzero) digits is 3857868, while the sum is 58.

The spelling of 12739097992 in words is "twelve billion, seven hundred thirty-nine million, ninety-seven thousand, nine hundred ninety-two".