12886902279432 has 64 divisors (see below), whose sum is σ = 35797463121600. Its totient is φ = 4295572611840.

The previous prime is 12886902279431. The next prime is 12886902279443. The reversal of 12886902279432 is 23497220968821.

12886902279432 is a `hidden beast` number, since 1 + 28 + 8 + 6 + 90 + 22 + 79 + 432 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 12886902279432.

It is not an unprimeable number, because it can be changed into a prime (12886902279431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16193968 + ... + 16971104.

It is an arithmetic number, because the mean of its divisors is an integer number (559335361275).

Almost surely, 2^{12886902279432} is an apocalyptic number.

12886902279432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12886902279432 is an abundant number, since it is smaller than the sum of its proper divisors (22910560842168).

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

12886902279432 is a wasteful number, since it uses less digits than its factorization.

12886902279432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 853923 (or 853913 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 63.

The spelling of 12886902279432 in words is "twelve trillion, eight hundred eighty-six billion, nine hundred two million, two hundred seventy-nine thousand, four hundred thirty-two".