15328118394906 has 16 divisors (see below), whose sum is σ = 30661807678464. Its totient is φ = 5108444316864.

The previous prime is 15328118394889. The next prime is 15328118394929. The reversal of 15328118394906 is 60949381182351.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 15328118394906.

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, 232084591 + ... + 232150626.

It is an arithmetic number, because the mean of its divisors is an integer number (1916362979904).

Almost surely, 2^{15328118394906} is an apocalyptic number.

15328118394906 is an abundant number, since it is smaller than the sum of its proper divisors (15333689283558).

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

15328118394906 is a wasteful number, since it uses less digits than its factorization.

15328118394906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464240725.

The product of its (nonzero) digits is 11197440, while the sum is 60.

The spelling of 15328118394906 in words is "fifteen trillion, three hundred twenty-eight billion, one hundred eighteen million, three hundred ninety-four thousand, nine hundred six".