8013888516 has 12 divisors (see below), whose sum is σ = 18699073232. Its totient is φ = 2671296168.

The previous prime is 8013888503. The next prime is 8013888527. The reversal of 8013888516 is 6158883108.

It is a tau number, because it is divible by the number of its divisors (12).

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, 333912010 + ... + 333912033.

Almost surely, 2^8013888516 is an apocalyptic number.

It is an amenable number.

8013888516 is an abundant number, since it is smaller than the sum of its proper divisors (10685184716).

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

8013888516 is a wasteful number, since it uses less digits than its factorization.

8013888516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667824050 (or 667824048 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 48.

The square root of 8013888516 is about 89520.3245972667. The cubic root of 8013888516 is about 2001.1567072186.

The spelling of 8013888516 in words is "eight billion, thirteen million, eight hundred eighty-eight thousand, five hundred sixteen".