4569656256 has 224 divisors, whose sum is σ = 15427756800. Its totient is φ = 1311759360.

The previous prime is 4569656239. The next prime is 4569656269. The reversal of 4569656256 is 6526569654.

It is a happy number.

4569656256 is a `hidden beast` number, since 4 + 5 + 6 + 9 + 6 + 5 + 625 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 354826 + ... + 367478.

Almost surely, 2^4569656256 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 4569656256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7713878400).

4569656256 is an abundant number, since it is smaller than the sum of its proper divisors (10858100544).

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

4569656256 is a wasteful number, since it uses less digits than its factorization.

4569656256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12704 (or 12688 counting only the distinct ones).

The product of its digits is 11664000, while the sum is 54.

The square root of 4569656256 is about 67599.2326583668. The cubic root of 4569656256 is about 1659.4385598304.

The spelling of 4569656256 in words is "four billion, five hundred sixty-nine million, six hundred fifty-six thousand, two hundred fifty-six".