12164455256 has 8 divisors (see below), whose sum is σ = 22808353620. Its totient is φ = 6082227624.

The previous prime is 12164455241. The next prime is 12164455267. The reversal of 12164455256 is 65255446121.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 760278446 + ... + 760278461.

Almost surely, 2^12164455256 is an apocalyptic number.

It is an amenable number.

12164455256 is a deficient number, since it is larger than the sum of its proper divisors (10643898364).

12164455256 is a wasteful number, since it uses less digits than its factorization.

12164455256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1520556913 (or 1520556909 counting only the distinct ones).

The product of its digits is 288000, while the sum is 41.

The spelling of 12164455256 in words is "twelve billion, one hundred sixty-four million, four hundred fifty-five thousand, two hundred fifty-six".