56327555520 has 392 divisors, whose sum is σ = 207616836480. Its totient is φ = 14534277120.

The previous prime is 56327555509. The next prime is 56327555521. The reversal of 56327555520 is 2555572365.

56327555520 is a `hidden beast` number, since 5 + 6 + 3 + 2 + 75 + 55 + 520 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a zygodrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56327555521) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 7227786 + ... + 7235574.

Almost surely, 2^56327555520 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 56327555520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103808418240).

56327555520 is an abundant number, since it is smaller than the sum of its proper divisors (151289280960).

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

56327555520 is an equidigital number, since it uses as much as digits as its factorization.

56327555520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7855 (or 7830 counting only the distinct ones).

The product of its (nonzero) digits is 1575000, while the sum is 45.

The spelling of 56327555520 in words is "fifty-six billion, three hundred twenty-seven million, five hundred fifty-five thousand, five hundred twenty".