15116050509 has 16 divisors (see below), whose sum is σ = 23828257920. Its totient is φ = 8339889600.

The previous prime is 15116050507. The next prime is 15116050513. The reversal of 15116050509 is 90505061151.

It is not a de Polignac number, because 15116050509 - 2¹ = 15116050507 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 15116050509.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15116050507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12409942 + ... + 12411159.

It is an arithmetic number, because the mean of its divisors is an integer number (1489266120).

Almost surely, 2^15116050509 is an apocalyptic number.

It is an amenable number.

15116050509 is a deficient number, since it is larger than the sum of its proper divisors (8712207411).

15116050509 is a wasteful number, since it uses less digits than its factorization.

15116050509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24821140.

The product of its (nonzero) digits is 6750, while the sum is 33.

The spelling of 15116050509 in words is "fifteen billion, one hundred sixteen million, fifty thousand, five hundred nine".