12656854412827 has 48 divisors (see below), whose sum is σ = 13704865625088. Its totient is φ = 11661533452800.

The previous prime is 12656854412779. The next prime is 12656854412833. The reversal of 12656854412827 is 72821445865621.

It is not a de Polignac number, because 12656854412827 - 2²³ = 12656846024219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12656854412857) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3012817327 + ... + 3012821527.

It is an arithmetic number, because the mean of its divisors is an integer number (285518033856).

Almost surely, 2^{12656854412827} is an apocalyptic number.

12656854412827 is a deficient number, since it is larger than the sum of its proper divisors (1048011212261).

12656854412827 is an equidigital number, since it uses as much as digits as its factorization.

12656854412827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4940 (or 4867 counting only the distinct ones).

The product of its digits is 51609600, while the sum is 61.

The spelling of 12656854412827 in words is "twelve trillion, six hundred fifty-six billion, eight hundred fifty-four million, four hundred twelve thousand, eight hundred twenty-seven".