12696088392 has 160 divisors (see below), whose sum is σ = 38371132800. Its totient is φ = 3898855296.

The previous prime is 12696088381. The next prime is 12696088399. The reversal of 12696088392 is 29388069621.

12696088392 is a `hidden beast` number, since 1 + 26 + 9 + 608 + 8 + 3 + 9 + 2 = 666.

It is a super-2 number, since 2×12696088392² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (12696088399) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5550273 + ... + 5552559.

It is an arithmetic number, because the mean of its divisors is an integer number (239819580).

Almost surely, 2^12696088392 is an apocalyptic number.

12696088392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12696088392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19185566400).

12696088392 is an abundant number, since it is smaller than the sum of its proper divisors (25675044408).

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

12696088392 is a wasteful number, since it uses less digits than its factorization.

12696088392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2977 (or 2964 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 54.

The spelling of 12696088392 in words is "twelve billion, six hundred ninety-six million, eighty-eight thousand, three hundred ninety-two".