2517665984 has 42 divisors (see below), whose sum is σ = 5272828164. Its totient is φ = 1192567680.

The previous prime is 2517665971. The next prime is 2517665987. The reversal of 2517665984 is 4895667152.

It is not an unprimeable number, because it can be changed into a prime (2517665987) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31382 + ... + 77589.

Almost surely, 2^2517665984 is an apocalyptic number.

It is an amenable number.

2517665984 is an abundant number, since it is smaller than the sum of its proper divisors (2755162180).

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

2517665984 is a wasteful number, since it uses less digits than its factorization.

2517665984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109021 (or 108992 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 53.

The square root of 2517665984 is about 50176.3488508281. The cubic root of 2517665984 is about 1360.3981648488.

The spelling of 2517665984 in words is "two billion, five hundred seventeen million, six hundred sixty-five thousand, nine hundred eighty-four".