56259848616 has 96 divisors (see below), whose sum is σ = 148561653600. Its totient is φ = 17751934080.

The previous prime is 56259848609. The next prime is 56259848621. The reversal of 56259848616 is 61684895265.

It is a self number, because there is not a number n which added to its sum of digits gives 56259848616.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17421690 + ... + 17424918.

It is an arithmetic number, because the mean of its divisors is an integer number (1547517225).

Almost surely, 2^56259848616 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 56259848616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74280826800).

56259848616 is an abundant number, since it is smaller than the sum of its proper divisors (92301804984).

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

56259848616 is a wasteful number, since it uses less digits than its factorization.

56259848616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5287 (or 5264 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 60.

The spelling of 56259848616 in words is "fifty-six billion, two hundred fifty-nine million, eight hundred forty-eight thousand, six hundred sixteen".