556475544 has 48 divisors (see below), whose sum is σ = 1555744320. Its totient is φ = 179507520.

The previous prime is 556475539. The next prime is 556475561. The reversal of 556475544 is 445574655.

556475544 is a `hidden beast` number, since 5 + 56 + 47 + 554 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 556475544.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122427 + ... + 126890.

It is an arithmetic number, because the mean of its divisors is an integer number (32411340).

Almost surely, 2^556475544 is an apocalyptic number.

It is an amenable number.

556475544 is an abundant number, since it is smaller than the sum of its proper divisors (999268776).

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

556475544 is a wasteful number, since it uses less digits than its factorization.

556475544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249360 (or 249353 counting only the distinct ones).

The product of its digits is 1680000, while the sum is 45.

The square root of 556475544 is about 23589.7338687828. The cubic root of 556475544 is about 822.5242185137.

It can be divided in two parts, 556 and 475544, that added together give a square (476100 = 690²).

The spelling of 556475544 in words is "five hundred fifty-six million, four hundred seventy-five thousand, five hundred forty-four".