556136145 has 16 divisors (see below), whose sum is σ = 988686720. Its totient is φ = 296605872.

The previous prime is 556136143. The next prime is 556136197. The reversal of 556136145 is 541631655.

556136145 is a `hidden beast` number, since 556 + 1 + 3 + 61 + 45 = 666.

556136145 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 556136145 - 2¹ = 556136143 is a prime.

It is a super-2 number, since 2×556136145² = 618574823550922050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (556136143) 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, 2059629 + ... + 2059898.

It is an arithmetic number, because the mean of its divisors is an integer number (61792920).

Almost surely, 2^556136145 is an apocalyptic number.

It is an amenable number.

556136145 is a deficient number, since it is larger than the sum of its proper divisors (432550575).

556136145 is a wasteful number, since it uses less digits than its factorization.

556136145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4119541 (or 4119535 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 556136145 is about 23582.5389854443. The cubic root of 556136145 is about 822.3569630825.

The spelling of 556136145 in words is "five hundred fifty-six million, one hundred thirty-six thousand, one hundred forty-five".