2605276564 has 12 divisors (see below), whose sum is σ = 4973709888. Its totient is φ = 1184216600.

The previous prime is 2605276559. The next prime is 2605276573. The reversal of 2605276564 is 4656725062.

2605276564 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2605276564.

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, 29605372 + ... + 29605459.

It is an arithmetic number, because the mean of its divisors is an integer number (414475824).

Almost surely, 2^2605276564 is an apocalyptic number.

It is an amenable number.

2605276564 is a deficient number, since it is larger than the sum of its proper divisors (2368433324).

2605276564 is a wasteful number, since it uses less digits than its factorization.

2605276564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59210846 (or 59210844 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 43.

The square root of 2605276564 is about 51041.9098780600. The cubic root of 2605276564 is about 1375.9984486248.

The spelling of 2605276564 in words is "two billion, six hundred five million, two hundred seventy-six thousand, five hundred sixty-four".