556117892 has 24 divisors (see below), whose sum is σ = 1067254272. Its totient is φ = 251453600.

The previous prime is 556117883. The next prime is 556117927. The reversal of 556117892 is 298711655.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24683 + ... + 41490.

It is an arithmetic number, because the mean of its divisors is an integer number (44468928).

Almost surely, 2^556117892 is an apocalyptic number.

It is an amenable number.

556117892 is a deficient number, since it is larger than the sum of its proper divisors (511136380).

556117892 is a wasteful number, since it uses less digits than its factorization.

556117892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66379 (or 66377 counting only the distinct ones).

The product of its digits is 151200, while the sum is 44.

The square root of 556117892 is about 23582.1519798342. The cubic root of 556117892 is about 822.3479660974.

The spelling of 556117892 in words is "five hundred fifty-six million, one hundred seventeen thousand, eight hundred ninety-two".