12256956114589 has 4 divisors (see below), whose sum is σ = 12256965556956. Its totient is φ = 12256946672224.

The previous prime is 12256956114547. The next prime is 12256956114593. The reversal of 12256956114589 is 98541165965221.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 8634976192089 + 3621979922500 = 2938533^2 + 1903150^2 .

It is a cyclic number.

It is not a de Polignac number, because 12256956114589 - 2⁷ = 12256956114461 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12256956114589.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12256956115589) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2390554 + ... + 5498059.

It is an arithmetic number, because the mean of its divisors is an integer number (3064241389239).

Almost surely, 2^{12256956114589} is an apocalyptic number.

It is an amenable number.

12256956114589 is a deficient number, since it is larger than the sum of its proper divisors (9442367).

12256956114589 is an equidigital number, since it uses as much as digits as its factorization.

12256956114589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9442366.

The product of its digits is 46656000, while the sum is 64.

The spelling of 12256956114589 in words is "twelve trillion, two hundred fifty-six billion, nine hundred fifty-six million, one hundred fourteen thousand, five hundred eighty-nine".