12895857168 has 20 divisors (see below), whose sum is σ = 33314297808. Its totient is φ = 4298619040.

The previous prime is 12895857071. The next prime is 12895857181. The reversal of 12895857168 is 86175859821.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134331798 + ... + 134331893.

Almost surely, 2^12895857168 is an apocalyptic number.

It is an amenable number.

12895857168 is an abundant number, since it is smaller than the sum of its proper divisors (20418440640).

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

12895857168 is a wasteful number, since it uses less digits than its factorization.

12895857168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268663702 (or 268663696 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 60.

The spelling of 12895857168 in words is "twelve billion, eight hundred ninety-five million, eight hundred fifty-seven thousand, one hundred sixty-eight".