2565764632 has 16 divisors (see below), whose sum is σ = 5019974640. Its totient is φ = 1227104736.

The previous prime is 2565764629. The next prime is 2565764651. The reversal of 2565764632 is 2364675652.

2565764632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 6972003 + ... + 6972370.

It is an arithmetic number, because the mean of its divisors is an integer number (313748415).

Almost surely, 2^2565764632 is an apocalyptic number.

It is an amenable number.

2565764632 is a deficient number, since it is larger than the sum of its proper divisors (2454210008).

2565764632 is a wasteful number, since it uses less digits than its factorization.

2565764632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13944402 (or 13944398 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 46.

The square root of 2565764632 is about 50653.3773010251. The cubic root of 2565764632 is about 1369.0067982082.

The spelling of 2565764632 in words is "two billion, five hundred sixty-five million, seven hundred sixty-four thousand, six hundred thirty-two".