519384668 has 12 divisors (see below), whose sum is σ = 991552632. Its totient is φ = 236083920.

The previous prime is 519384641. The next prime is 519384721. The reversal of 519384668 is 866483915.

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, 5902055 + ... + 5902142.

It is an arithmetic number, because the mean of its divisors is an integer number (82629386).

Almost surely, 2^519384668 is an apocalyptic number.

It is an amenable number.

519384668 is a deficient number, since it is larger than the sum of its proper divisors (472167964).

519384668 is a wasteful number, since it uses less digits than its factorization.

519384668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11804212 (or 11804210 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 50.

The square root of 519384668 is about 22790.0124616026. The cubic root of 519384668 is about 803.8278366217.

The spelling of 519384668 in words is "five hundred nineteen million, three hundred eighty-four thousand, six hundred sixty-eight".