556445118 has 16 divisors (see below), whose sum is σ = 1161277056. Its totient is φ = 177417240.

The previous prime is 556445081. The next prime is 556445129. The reversal of 556445118 is 811544655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2015968 + ... + 2016243.

It is an arithmetic number, because the mean of its divisors is an integer number (72579816).

Almost surely, 2^556445118 is an apocalyptic number.

556445118 is an abundant number, since it is smaller than the sum of its proper divisors (604831938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

556445118 is a wasteful number, since it uses less digits than its factorization.

556445118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4032239.

The product of its digits is 96000, while the sum is 39.

The square root of 556445118 is about 23589.0889607886. The cubic root of 556445118 is about 822.5092273919.

The spelling of 556445118 in words is "five hundred fifty-six million, four hundred forty-five thousand, one hundred eighteen".