518713648 has 10 divisors (see below), whose sum is σ = 1005007724. Its totient is φ = 259356816.

The previous prime is 518713603. The next prime is 518713651. The reversal of 518713648 is 846317815.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16209786 + ... + 16209817.

Almost surely, 2^518713648 is an apocalyptic number.

It is an amenable number.

518713648 is a deficient number, since it is larger than the sum of its proper divisors (486294076).

518713648 is a wasteful number, since it uses less digits than its factorization.

518713648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32419611 (or 32419605 counting only the distinct ones).

The product of its digits is 161280, while the sum is 43.

The square root of 518713648 is about 22775.2859038037. The cubic root of 518713648 is about 803.4815184742.

The spelling of 518713648 in words is "five hundred eighteen million, seven hundred thirteen thousand, six hundred forty-eight".