56254606616 has 128 divisors (see below), whose sum is σ = 119184307200. Its totient is φ = 24721182720.

The previous prime is 56254606591. The next prime is 56254606621. The reversal of 56254606616 is 61660645265.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51751625 + ... + 51752711.

It is an arithmetic number, because the mean of its divisors is an integer number (931127400).

Almost surely, 2^56254606616 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 56254606616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59592153600).

56254606616 is an abundant number, since it is smaller than the sum of its proper divisors (62929700584).

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

56254606616 is a wasteful number, since it uses less digits than its factorization.

56254606616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1429 (or 1425 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 47.

The spelling of 56254606616 in words is "fifty-six billion, two hundred fifty-four million, six hundred six thousand, six hundred sixteen".