556842464248655 has 64 divisors (see below), whose sum is σ = 729448912862208. Its totient is φ = 405634315484160.

The previous prime is 556842464248627. The next prime is 556842464248661.

556842464248655 is nontrivially palindromic in base 10.

It is a de Polignac number, because none of the positive numbers 2^k-556842464248655 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 794420219 + ... + 795120851.

It is an arithmetic number, because the mean of its divisors is an integer number (11397639263472).

Almost surely, 2^{556842464248655} is an apocalyptic number.

556842464248655 is a deficient number, since it is larger than the sum of its proper divisors (172606448613553).

556842464248655 is a wasteful number, since it uses less digits than its factorization.

556842464248655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701376.

The product of its digits is 8847360000, while the sum is 74.

The spelling of 556842464248655 in words is "five hundred fifty-six trillion, eight hundred forty-two billion, four hundred sixty-four million, two hundred forty-eight thousand, six hundred fifty-five".