556793856 has 126 divisors (see below), whose sum is σ = 1635777780. Its totient is φ = 182452224.

The previous prime is 556793851. The next prime is 556793863. The reversal of 556793856 is 658397655.

556793856 is a `hidden beast` number, since 556 + 7 + 9 + 3 + 85 + 6 = 666.

Its product of digits (6804000) is a multiple of the sum of its prime factors (105).

It is not an unprimeable number, because it can be changed into a prime (556793851) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9437155 + ... + 9437213.

Almost surely, 2^556793856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556793856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (817888890).

556793856 is an abundant number, since it is smaller than the sum of its proper divisors (1078983924).

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

556793856 is an frugal number, since it uses more digits than its factorization.

556793856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105 (or 64 counting only the distinct ones).

The product of its digits is 6804000, while the sum is 54.

The square root of 556793856 is about 23596.4797374524. The cubic root of 556793856 is about 822.6810205069.

The spelling of 556793856 in words is "five hundred fifty-six million, seven hundred ninety-three thousand, eight hundred fifty-six".