2521596317 has 8 divisors (see below), whose sum is σ = 2570006880. Its totient is φ = 2473216720.

The previous prime is 2521596307. The next prime is 2521596323. The reversal of 2521596317 is 7136951252.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2521596317 - 2⁸ = 2521596061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2521596307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220142 + ... + 231312.

It is an arithmetic number, because the mean of its divisors is an integer number (321250860).

Almost surely, 2^2521596317 is an apocalyptic number.

It is an amenable number.

2521596317 is a deficient number, since it is larger than the sum of its proper divisors (48410563).

2521596317 is a wasteful number, since it uses less digits than its factorization.

2521596317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15483.

The product of its digits is 113400, while the sum is 41.

The square root of 2521596317 is about 50215.4987727893. The cubic root of 2521596317 is about 1361.1057034892.

The spelling of 2521596317 in words is "two billion, five hundred twenty-one million, five hundred ninety-six thousand, three hundred seventeen".