556772474880 has 180 divisors, whose sum is σ = 1930088232072. Its totient is φ = 148472463360.

The previous prime is 556772474851. The next prime is 556772474887. The reversal of 556772474880 is 88474277655.

It is a happy number.

556772474880 is a `hidden beast` number, since 5 + 567 + 7 + 24 + 7 + 48 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (180).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556772474887) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 359695 + ... + 1114865.

Almost surely, 2^556772474880 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 556772474880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (965044116036).

556772474880 is an abundant number, since it is smaller than the sum of its proper divisors (1373315757192).

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

556772474880 is an equidigital number, since it uses as much as digits as its factorization.

556772474880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755210 (or 755181 counting only the distinct ones).

The product of its (nonzero) digits is 105369600, while the sum is 63.

The spelling of 556772474880 in words is "five hundred fifty-six billion, seven hundred seventy-two million, four hundred seventy-four thousand, eight hundred eighty".