2564939036 has 24 divisors (see below), whose sum is σ = 4945192560. Its totient is φ = 1154336000.

The previous prime is 2564938973. The next prime is 2564939053. The reversal of 2564939036 is 6309394652.

2564939036 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 7 ways as a sum of consecutive naturals, for example, 284141 + ... + 293028.

It is an arithmetic number, because the mean of its divisors is an integer number (206049690).

Almost surely, 2^2564939036 is an apocalyptic number.

It is an amenable number.

2564939036 is a deficient number, since it is larger than the sum of its proper divisors (2380253524).

2564939036 is a wasteful number, since it uses less digits than its factorization.

2564939036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577285 (or 577283 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 47.

The square root of 2564939036 is about 50645.2271788764. The cubic root of 2564939036 is about 1368.8599455868.

The spelling of 2564939036 in words is "two billion, five hundred sixty-four million, nine hundred thirty-nine thousand, thirty-six".