556025013 has 16 divisors (see below), whose sum is σ = 835027840. Its totient is φ = 365604192.

The previous prime is 556025009. The next prime is 556025039. The reversal of 556025013 is 310520655.

556025013 is a `hidden beast` number, since 5 + 5 + 602 + 50 + 1 + 3 = 666.

It is not a de Polignac number, because 556025013 - 2² = 556025009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556020013) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 139081 + ... + 143022.

It is an arithmetic number, because the mean of its divisors is an integer number (52189240).

Almost surely, 2^556025013 is an apocalyptic number.

It is an amenable number.

556025013 is a deficient number, since it is larger than the sum of its proper divisors (279002827).

556025013 is a wasteful number, since it uses less digits than its factorization.

556025013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282185 (or 282179 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 556025013 is about 23580.1826328805. The cubic root of 556025013 is about 822.3021825742.

Adding to 556025013 its reverse (310520655), we get a palindrome (866545668).

The spelling of 556025013 in words is "five hundred fifty-six million, twenty-five thousand, thirteen".