2520601564 has 24 divisors (see below), whose sum is σ = 4751954928. Its totient is φ = 1162965120.

The previous prime is 2520601529. The next prime is 2520601583. The reversal of 2520601564 is 4651060252.

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, 199104 + ... + 211384.

It is an arithmetic number, because the mean of its divisors is an integer number (197998122).

Almost surely, 2^2520601564 is an apocalyptic number.

It is an amenable number.

2520601564 is a deficient number, since it is larger than the sum of its proper divisors (2231353364).

2520601564 is a wasteful number, since it uses less digits than its factorization.

2520601564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16245 (or 16243 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 2520601564 is about 50205.5929553670. The cubic root of 2520601564 is about 1360.9266975615.

The spelling of 2520601564 in words is "two billion, five hundred twenty million, six hundred one thousand, five hundred sixty-four".