7295566256 has 60 divisors (see below), whose sum is σ = 15575638512. Its totient is φ = 3307920000.

The previous prime is 7295566247. The next prime is 7295566261. The reversal of 7295566256 is 6526655927.

It is a junction number, because it is equal to n+sod(n) for n = 7295566198 and 7295566207.

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, 810581 + ... + 819531.

Almost surely, 2^7295566256 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 7295566256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7787819256).

7295566256 is an abundant number, since it is smaller than the sum of its proper divisors (8280072256).

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

7295566256 is a wasteful number, since it uses less digits than its factorization.

7295566256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9402 (or 9385 counting only the distinct ones).

The product of its digits is 6804000, while the sum is 53.

The square root of 7295566256 is about 85414.0869880373. The cubic root of 7295566256 is about 1939.4845989764.

The spelling of 7295566256 in words is "seven billion, two hundred ninety-five million, five hundred sixty-six thousand, two hundred fifty-six".