556051056 has 80 divisors (see below), whose sum is σ = 1582720128. Its totient is φ = 166816000.

The previous prime is 556051021. The next prime is 556051063. The reversal of 556051056 is 650150655.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48115 + ... + 58541.

Almost surely, 2^556051056 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 556051056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (791360064).

556051056 is an abundant number, since it is smaller than the sum of its proper divisors (1026669072).

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

556051056 is a wasteful number, since it uses less digits than its factorization.

556051056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10550 (or 10544 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The square root of 556051056 is about 23580.7348486005. The cubic root of 556051056 is about 822.3150206545.

It can be divided in two parts, 5560 and 51056, that added together give a triangular number (56616 = T₃₃₆).

The spelling of 556051056 in words is "five hundred fifty-six million, fifty-one thousand, fifty-six".