556168936 has 24 divisors (see below), whose sum is σ = 1068897510. Its totient is φ = 271295360.

The previous prime is 556168897. The next prime is 556168979. The reversal of 556168936 is 639861655.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 231952900 + 324216036 = 15230^2 + 18006^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 556168936.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7231 + ... + 34126.

Almost surely, 2^556168936 is an apocalyptic number.

It is an amenable number.

556168936 is a deficient number, since it is larger than the sum of its proper divisors (512728574).

556168936 is a wasteful number, since it uses less digits than its factorization.

556168936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41445 (or 41400 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 49.

The square root of 556168936 is about 23583.2342141616. The cubic root of 556168936 is about 822.3731254182.

The spelling of 556168936 in words is "five hundred fifty-six million, one hundred sixty-eight thousand, nine hundred thirty-six".