2517315568 has 20 divisors (see below), whose sum is σ = 5034632128. Its totient is φ = 1218055680.

The previous prime is 2517315557. The next prime is 2517315607. The reversal of 2517315568 is 8655137152.

It is a happy number.

2517315568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

2517315568 is an admirable number.

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, 2537121 + ... + 2538112.

Almost surely, 2^2517315568 is an apocalyptic number.

It is an amenable number.

2517315568 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2517315568 is a wasteful number, since it uses less digits than its factorization.

2517315568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5075272 (or 5075266 counting only the distinct ones).

The product of its digits is 252000, while the sum is 43.

The square root of 2517315568 is about 50172.8568849732. The cubic root of 2517315568 is about 1360.3350472094.

The spelling of 2517315568 in words is "two billion, five hundred seventeen million, three hundred fifteen thousand, five hundred sixty-eight".