2530565256 has 16 divisors (see below), whose sum is σ = 6326413200. Its totient is φ = 843521744.

The previous prime is 2530565237. The next prime is 2530565263. The reversal of 2530565256 is 6525650352.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52720086 + ... + 52720133.

It is an arithmetic number, because the mean of its divisors is an integer number (395400825).

Almost surely, 2^2530565256 is an apocalyptic number.

It is an amenable number.

2530565256 is an abundant number, since it is smaller than the sum of its proper divisors (3795847944).

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

2530565256 is a wasteful number, since it uses less digits than its factorization.

2530565256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105440228 (or 105440224 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 39.

The square root of 2530565256 is about 50304.7239928816. The cubic root of 2530565256 is about 1362.7175434253.

The spelling of 2530565256 in words is "two billion, five hundred thirty million, five hundred sixty-five thousand, two hundred fifty-six".