2565240364 has 12 divisors (see below), whose sum is σ = 4753239624. Its totient is φ = 1207171904.

The previous prime is 2565240329. The next prime is 2565240371. The reversal of 2565240364 is 4630425652.

2565240364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 18861994 + ... + 18862129.

It is an arithmetic number, because the mean of its divisors is an integer number (396103302).

Almost surely, 2^2565240364 is an apocalyptic number.

It is an amenable number.

2565240364 is a deficient number, since it is larger than the sum of its proper divisors (2187999260).

2565240364 is a wasteful number, since it uses less digits than its factorization.

2565240364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37724144 (or 37724142 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

The square root of 2565240364 is about 50648.2019819065. The cubic root of 2565240364 is about 1368.9135478587.

The spelling of 2565240364 in words is "two billion, five hundred sixty-five million, two hundred forty thousand, three hundred sixty-four".