2565265152 has 36 divisors (see below), whose sum is σ = 6827348360. Its totient is φ = 855088128.

The previous prime is 2565265139. The next prime is 2565265193. The reversal of 2565265152 is 2515625652.

It is a self number, because there is not a number n which added to its sum of digits gives 2565265152.

It is a congruent number.

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, 1669327 + ... + 1670862.

Almost surely, 2^2565265152 is an apocalyptic number.

It is an amenable number.

2565265152 is an abundant number, since it is smaller than the sum of its proper divisors (4262083208).

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

2565265152 is an equidigital number, since it uses as much as digits as its factorization.

2565265152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340208 (or 3340194 counting only the distinct ones).

The product of its digits is 180000, while the sum is 39.

The square root of 2565265152 is about 50648.4466889163. The cubic root of 2565265152 is about 1368.9179571297.

The spelling of 2565265152 in words is "two billion, five hundred sixty-five million, two hundred sixty-five thousand, one hundred fifty-two".