556706622157 has 16 divisors (see below), whose sum is σ = 637520044032. Its totient is φ = 476215150320.

The previous prime is 556706622149. The next prime is 556706622161. The reversal of 556706622157 is 751226607655.

556706622157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 556706622157 - 2³ = 556706622149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556706628157) 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, 6994258 + ... + 7073404.

It is an arithmetic number, because the mean of its divisors is an integer number (39845002752).

Almost surely, 2^556706622157 is an apocalyptic number.

It is an amenable number.

556706622157 is a deficient number, since it is larger than the sum of its proper divisors (80813421875).

556706622157 is a wasteful number, since it uses less digits than its factorization.

556706622157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81168.

The product of its (nonzero) digits is 5292000, while the sum is 52.

The spelling of 556706622157 in words is "five hundred fifty-six billion, seven hundred six million, six hundred twenty-two thousand, one hundred fifty-seven".