2517864868 has 12 divisors (see below), whose sum is σ = 4407016432. Its totient is φ = 1258717320.

The previous prime is 2517864863. The next prime is 2517864889. The reversal of 2517864868 is 8684687152.

It is not an unprimeable number, because it can be changed into a prime (2517864863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25830 + ... + 75517.

Almost surely, 2^2517864868 is an apocalyptic number.

It is an amenable number.

2517864868 is a deficient number, since it is larger than the sum of its proper divisors (1889151564).

2517864868 is a wasteful number, since it uses less digits than its factorization.

2517864868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107562 (or 107560 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 55.

The square root of 2517864868 is about 50178.3306617508. The cubic root of 2517864868 is about 1360.4339856323.

The spelling of 2517864868 in words is "two billion, five hundred seventeen million, eight hundred sixty-four thousand, eight hundred sixty-eight".