556016611557 has 32 divisors (see below), whose sum is σ = 811700297856. Its totient is φ = 335753164800.

The previous prime is 556016611523. The next prime is 556016611571. The reversal of 556016611557 is 755116610655.

It is not a de Polignac number, because 556016611557 - 2²⁸ = 555748176101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556016611597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10848363 + ... + 10899495.

It is an arithmetic number, because the mean of its divisors is an integer number (25365634308).

Almost surely, 2^556016611557 is an apocalyptic number.

It is an amenable number.

556016611557 is a deficient number, since it is larger than the sum of its proper divisors (255683686299).

556016611557 is a wasteful number, since it uses less digits than its factorization.

556016611557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52341.

The product of its (nonzero) digits is 945000, while the sum is 48.

The spelling of 556016611557 in words is "five hundred fifty-six billion, sixteen million, six hundred eleven thousand, five hundred fifty-seven".