2520608564 has 48 divisors (see below), whose sum is σ = 4729914000. Its totient is φ = 1171193856.

The previous prime is 2520608557. The next prime is 2520608579. The reversal of 2520608564 is 4658060252.

It can be written as a sum of positive squares in 8 ways, for example, as 3579664 + 2517028900 = 1892^2 + 50170^2 .

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, 1954832 + ... + 1956120.

It is an arithmetic number, because the mean of its divisors is an integer number (98539875).

Almost surely, 2^2520608564 is an apocalyptic number.

It is an amenable number.

2520608564 is a deficient number, since it is larger than the sum of its proper divisors (2209305436).

2520608564 is a wasteful number, since it uses less digits than its factorization.

2520608564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1652 (or 1650 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 2520608564 is about 50205.6626686672. The cubic root of 2520608564 is about 1360.9279573769.

The spelling of 2520608564 in words is "two billion, five hundred twenty million, six hundred eight thousand, five hundred sixty-four".