556463525364655 has 16 divisors (see below), whose sum is σ = 686567111626368. Its totient is φ = 432710364384000.

The previous prime is 556463525364653. The next prime is 556463525364661.

556463525364655 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 556463525364655 - 2¹ = 556463525364653 is a prime.

It is a super-2 number, since 2×556463525364655² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556463525364653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5008166256 + ... + 5008277365.

It is an arithmetic number, because the mean of its divisors is an integer number (42910444476648).

Almost surely, 2^{556463525364655} is an apocalyptic number.

556463525364655 is a deficient number, since it is larger than the sum of its proper divisors (130103586261713).

556463525364655 is a wasteful number, since it uses less digits than its factorization.

556463525364655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10016443938.

The product of its digits is 5832000000, while the sum is 70.

The spelling of 556463525364655 in words is "five hundred fifty-six trillion, four hundred sixty-three billion, five hundred twenty-five million, three hundred sixty-four thousand, six hundred fifty-five".