12299431588956 has 72 divisors (see below), whose sum is σ = 33233246845344. Its totient is φ = 3825910133760.

The previous prime is 12299431588907. The next prime is 12299431588999. The reversal of 12299431588956 is 65988513499221.

12299431588956 is a `hidden beast` number, since 1 + 2 + 2 + 9 + 9 + 4 + 31 + 588 + 9 + 5 + 6 = 666.

12299431588956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×12299431588956² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 181117101 + ... + 181184996.

It is an arithmetic number, because the mean of its divisors is an integer number (461572872852).

Almost surely, 2^{12299431588956} is an apocalyptic number.

It is an amenable number.

12299431588956 is an abundant number, since it is smaller than the sum of its proper divisors (20933815256388).

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

12299431588956 is a wasteful number, since it uses less digits than its factorization.

12299431588956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362302171 (or 362302166 counting only the distinct ones).

The product of its digits is 335923200, while the sum is 72.

The spelling of 12299431588956 in words is "twelve trillion, two hundred ninety-nine billion, four hundred thirty-one million, five hundred eighty-eight thousand, nine hundred fifty-six".