500000001516 has 72 divisors (see below), whose sum is σ = 1297885212624. Its totient is φ = 162211230720.

The previous prime is 500000001509. The next prime is 500000001521. The reversal of 500000001516 is 615100000005.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 139741 + ... + 1009716.

Almost surely, 2^500000001516 is an apocalyptic number.

It is an amenable number.

500000001516 is an abundant number, since it is smaller than the sum of its proper divisors (797885211108).

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

500000001516 is a wasteful number, since it uses less digits than its factorization.

500000001516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1149791 (or 1149786 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The spelling of 500000001516 in words is "five hundred billion, one thousand, five hundred sixteen".