499518464 has 22 divisors (see below), whose sum is σ = 998551164. Its totient is φ = 249758720.

The previous prime is 499518449. The next prime is 499518499. The reversal of 499518464 is 464815994.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242882 + ... + 244929.

Almost surely, 2^499518464 is an apocalyptic number.

It is an amenable number.

499518464 is a deficient number, since it is larger than the sum of its proper divisors (499032700).

499518464 is an equidigital number, since it uses as much as digits as its factorization.

499518464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 487831 (or 487813 counting only the distinct ones).

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

The square root of 499518464 is about 22349.9097089899. The cubic root of 499518464 is about 793.4456472267.

The spelling of 499518464 in words is "four hundred ninety-nine million, five hundred eighteen thousand, four hundred sixty-four".