515666160516 has 24 divisors (see below), whose sum is σ = 1295776506304. Its totient is φ = 158666510880.

The previous prime is 515666160497. The next prime is 515666160517. The reversal of 515666160516 is 615061666515.

It is not an unprimeable number, because it can be changed into a prime (515666160517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1652776000 + ... + 1652776311.

Almost surely, 2^515666160516 is an apocalyptic number.

It is an amenable number.

515666160516 is an abundant number, since it is smaller than the sum of its proper divisors (780110345788).

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

515666160516 is a wasteful number, since it uses less digits than its factorization.

515666160516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3305552331 (or 3305552329 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 515666160516 in words is "five hundred fifteen billion, six hundred sixty-six million, one hundred sixty thousand, five hundred sixteen".