15016395138 has 16 divisors (see below), whose sum is σ = 30061432800. Its totient is φ = 5000691296.

The previous prime is 15016394999. The next prime is 15016395151. The reversal of 15016395138 is 83159361051.

It is a self number, because there is not a number n which added to its sum of digits gives 15016395138.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1186620 + ... + 1199207.

It is an arithmetic number, because the mean of its divisors is an integer number (1878839550).

Almost surely, 2^15016395138 is an apocalyptic number.

15016395138 is an abundant number, since it is smaller than the sum of its proper divisors (15045037662).

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

15016395138 is a wasteful number, since it uses less digits than its factorization.

15016395138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2386881.

The product of its (nonzero) digits is 97200, while the sum is 42.

The spelling of 15016395138 in words is "fifteen billion, sixteen million, three hundred ninety-five thousand, one hundred thirty-eight".