556442688 has 56 divisors (see below), whose sum is σ = 1497238560. Its totient is φ = 182333440.

The previous prime is 556442687. The next prime is 556442713. The reversal of 556442688 is 886244655.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (556442681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13233 + ... + 35888.

Almost surely, 2^556442688 is an apocalyptic number.

It is an amenable number.

556442688 is an abundant number, since it is smaller than the sum of its proper divisors (940795872).

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

556442688 is a wasteful number, since it uses less digits than its factorization.

556442688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49195 (or 49185 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 48.

The square root of 556442688 is about 23589.0374538683. The cubic root of 556442688 is about 822.5080300889.

The spelling of 556442688 in words is "five hundred fifty-six million, four hundred forty-two thousand, six hundred eighty-eight".