56506601712 has 160 divisors (see below), whose sum is σ = 160286241024. Its totient is φ = 17011814400.

The previous prime is 56506601621. The next prime is 56506601717. The reversal of 56506601712 is 21710660565.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56506601717) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96263083 + ... + 96263669.

Almost surely, 2^56506601712 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 56506601712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80143120512).

56506601712 is an abundant number, since it is smaller than the sum of its proper divisors (103779639312).

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

56506601712 is a wasteful number, since it uses less digits than its factorization.

56506601712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487 (or 1481 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 39.

The spelling of 56506601712 in words is "fifty-six billion, five hundred six million, six hundred one thousand, seven hundred twelve".