5056966656 has 156 divisors (see below), whose sum is σ = 16694830672. Its totient is φ = 1444773888.

The previous prime is 5056966643. The next prime is 5056966687. The reversal of 5056966656 is 6566696505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 248250 + ... + 267846.

Almost surely, 2^5056966656 is an apocalyptic number.

5056966656 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5056966656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8347415336).

5056966656 is an abundant number, since it is smaller than the sum of its proper divisors (11637864016).

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

5056966656 is a wasteful number, since it uses less digits than its factorization.

5056966656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19634 (or 19609 counting only the distinct ones).

The product of its (nonzero) digits is 8748000, while the sum is 54.

The square root of 5056966656 is about 71112.3523447228. The cubic root of 5056966656 is about 1716.4455458721.

The spelling of 5056966656 in words is "five billion, fifty-six million, nine hundred sixty-six thousand, six hundred fifty-six".