56265573440 has 112 divisors (see below), whose sum is σ = 141724245888. Its totient is φ = 21232594944.

The previous prime is 56265573383. The next prime is 56265573451. The reversal of 56265573440 is 4437556265.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 484919 + ... + 589641.

Almost surely, 2^56265573440 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 56265573440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70862122944).

56265573440 is an abundant number, since it is smaller than the sum of its proper divisors (85458672448).

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

56265573440 is a wasteful number, since it uses less digits than its factorization.

56265573440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104836 (or 104826 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 47.

The spelling of 56265573440 in words is "fifty-six billion, two hundred sixty-five million, five hundred seventy-three thousand, four hundred forty".