556506560 has 56 divisors (see below), whose sum is σ = 1403146800. Its totient is φ = 209506304.

The previous prime is 556506553. The next prime is 556506569. The reversal of 556506560 is 65605655.

It is a happy number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556506569) by changing a digit.

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, 45710 + ... + 56589.

Almost surely, 2^556506560 is an apocalyptic number.

It is an amenable number.

556506560 is an abundant number, since it is smaller than the sum of its proper divisors (846640240).

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

556506560 is a wasteful number, since it uses less digits than its factorization.

556506560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102333 (or 102323 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 38.

The square root of 556506560 is about 23590.3912642415. The cubic root of 556506560 is about 822.5394997706.

The spelling of 556506560 in words is "five hundred fifty-six million, five hundred six thousand, five hundred sixty".