2565017072 has 20 divisors (see below), whose sum is σ = 5090934576. Its totient is φ = 1251227520.

The previous prime is 2565017053. The next prime is 2565017083. The reversal of 2565017072 is 2707105652.

It is a happy number.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

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, 1954388 + ... + 1955699.

Almost surely, 2^2565017072 is an apocalyptic number.

It is an amenable number.

2565017072 is a deficient number, since it is larger than the sum of its proper divisors (2525917504).

2565017072 is a wasteful number, since it uses less digits than its factorization.

2565017072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3910136 (or 3910130 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 2565017072 is about 50645.9975911226. The cubic root of 2565017072 is about 1368.8738275635.

The spelling of 2565017072 in words is "two billion, five hundred sixty-five million, seventeen thousand, seventy-two".