56541566592 has 448 divisors, whose sum is σ = 195055905600. Its totient is φ = 15983972352.

The previous prime is 56541566581. The next prime is 56541566617. The reversal of 56541566592 is 29566514565.

It is a happy number.

56541566592 is a `hidden beast` number, since 5 + 6 + 5 + 41 + 5 + 6 + 6 + 592 = 666.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 69890284 + ... + 69891092.

Almost surely, 2^56541566592 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 56541566592, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97527952800).

56541566592 is an abundant number, since it is smaller than the sum of its proper divisors (138514339008).

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

56541566592 is an equidigital number, since it uses as much as digits as its factorization.

56541566592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955 (or 928 counting only the distinct ones).

The product of its digits is 9720000, while the sum is 54.

The spelling of 56541566592 in words is "fifty-six billion, five hundred forty-one million, five hundred sixty-six thousand, five hundred ninety-two".