1556712864113 has 8 divisors (see below), whose sum is σ = 1698299793696. Its totient is φ = 1415137197600.

The previous prime is 1556712864079. The next prime is 1556712864137. The reversal of 1556712864113 is 3114682176551.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1556712864113 - 2²² = 1556708669809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1556712864313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2525468 + ... + 3080813.

It is an arithmetic number, because the mean of its divisors is an integer number (212287474212).

Almost surely, 2^{1556712864113} is an apocalyptic number.

It is an amenable number.

1556712864113 is a deficient number, since it is larger than the sum of its proper divisors (141586929583).

1556712864113 is a wasteful number, since it uses less digits than its factorization.

1556712864113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5631535.

The product of its digits is 1209600, while the sum is 50.

The spelling of 1556712864113 in words is "one trillion, five hundred fifty-six billion, seven hundred twelve million, eight hundred sixty-four thousand, one hundred thirteen".