556083118566 has 40 divisors (see below), whose sum is σ = 1250019165384. Its totient is φ = 184768814880.

The previous prime is 556083118553. The next prime is 556083118567. The reversal of 556083118566 is 665811380655.

556083118566 is a `hidden beast` number, since 5 + 5 + 60 + 8 + 3 + 1 + 18 + 566 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556083118567) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5432700 + ... + 5534111.

Almost surely, 2^556083118566 is an apocalyptic number.

556083118566 is an abundant number, since it is smaller than the sum of its proper divisors (693936046818).

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

556083118566 is a wasteful number, since it uses less digits than its factorization.

556083118566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10967138 (or 10967129 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 54.

The spelling of 556083118566 in words is "five hundred fifty-six billion, eighty-three million, one hundred eighteen thousand, five hundred sixty-six".