13334188986 has 48 divisors (see below), whose sum is σ = 30645509544. Its totient is φ = 4175711232.

The previous prime is 13334188939. The next prime is 13334189081. The reversal of 13334188986 is 68988143331.

13334188986 is a `hidden beast` number, since 133 + 3 + 418 + 8 + 98 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 6114458025 + 7219730961 = 78195^2 + 84969^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131326 + ... + 209558.

Almost surely, 2^13334188986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13334188986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15322754772).

13334188986 is an abundant number, since it is smaller than the sum of its proper divisors (17311320558).

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

13334188986 is a wasteful number, since it uses less digits than its factorization.

13334188986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78815 (or 78812 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 54.

The spelling of 13334188986 in words is "thirteen billion, three hundred thirty-four million, one hundred eighty-eight thousand, nine hundred eighty-six".