556325163 has 12 divisors (see below), whose sum is σ = 829503168. Its totient is φ = 358919280.

The previous prime is 556325137. The next prime is 556325171. The reversal of 556325163 is 361523655.

556325163 is a `hidden beast` number, since 5 + 5 + 632 + 5 + 16 + 3 = 666.

It is not a de Polignac number, because 556325163 - 2⁵ = 556325131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (556325963) 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 11 ways as a sum of consecutive naturals, for example, 996720 + ... + 997277.

It is an arithmetic number, because the mean of its divisors is an integer number (69125264).

Almost surely, 2^556325163 is an apocalyptic number.

556325163 is a deficient number, since it is larger than the sum of its proper divisors (273178005).

556325163 is a wasteful number, since it uses less digits than its factorization.

556325163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994034 (or 1994031 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

The square root of 556325163 is about 23586.5462287296. The cubic root of 556325163 is about 822.4501193255.

The spelling of 556325163 in words is "five hundred fifty-six million, three hundred twenty-five thousand, one hundred sixty-three".