2565311068 has 48 divisors (see below), whose sum is σ = 4812595200. Its totient is φ = 1192950720.

The previous prime is 2565311059. The next prime is 2565311081. The reversal of 2565311068 is 8601135652.

2565311068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1145646 + ... + 1147882.

It is an arithmetic number, because the mean of its divisors is an integer number (100262400).

Almost surely, 2^2565311068 is an apocalyptic number.

It is an amenable number.

2565311068 is a deficient number, since it is larger than the sum of its proper divisors (2247284132).

2565311068 is a wasteful number, since it uses less digits than its factorization.

2565311068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2530 (or 2528 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 2565311068 is about 50648.8999683113. The cubic root of 2565311068 is about 1368.9261245585.

The spelling of 2565311068 in words is "two billion, five hundred sixty-five million, three hundred eleven thousand, sixty-eight".