556606976 has 80 divisors (see below), whose sum is σ = 1211641200. Its totient is φ = 254435328.

The previous prime is 556606949. The next prime is 556607011. The reversal of 556606976 is 679606655.

It is a super-2 number, since 2×556606976² = 619622651463729152, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281126 + ... + 283098.

It is an arithmetic number, because the mean of its divisors is an integer number (15145515).

Almost surely, 2^556606976 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 556606976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (605820600).

556606976 is an abundant number, since it is smaller than the sum of its proper divisors (655034224).

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

556606976 is a wasteful number, since it uses less digits than its factorization.

556606976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2039 (or 2023 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 50.

The square root of 556606976 is about 23592.5194924154. The cubic root of 556606976 is about 822.5889697829.

The spelling of 556606976 in words is "five hundred fifty-six million, six hundred six thousand, nine hundred seventy-six".