556456137 has 16 divisors (see below), whose sum is σ = 746930688. Its totient is φ = 368484480.

The previous prime is 556456133. The next prime is 556456157. The reversal of 556456137 is 731654655.

It is not a de Polignac number, because 556456137 - 2² = 556456133 is a prime.

It is not an unprimeable number, because it can be changed into a prime (556456133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 508563 + ... + 509655.

It is an arithmetic number, because the mean of its divisors is an integer number (46683168).

Almost surely, 2^556456137 is an apocalyptic number.

It is an amenable number.

556456137 is a deficient number, since it is larger than the sum of its proper divisors (190474551).

556456137 is a wasteful number, since it uses less digits than its factorization.

556456137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080.

The product of its digits is 378000, while the sum is 42.

The square root of 556456137 is about 23589.3225210051. The cubic root of 556456137 is about 822.5146566002.

The spelling of 556456137 in words is "five hundred fifty-six million, four hundred fifty-six thousand, one hundred thirty-seven".