13481334668 has 12 divisors (see below), whose sum is σ = 23690230872. Its totient is φ = 6712697280.

The previous prime is 13481334667. The next prime is 13481334697. The reversal of 13481334668 is 86643318431.

13481334668 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13481334667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6991430 + ... + 6993357.

It is an arithmetic number, because the mean of its divisors is an integer number (1974185906).

Almost surely, 2^13481334668 is an apocalyptic number.

It is an amenable number.

13481334668 is a deficient number, since it is larger than the sum of its proper divisors (10208896204).

13481334668 is a wasteful number, since it uses less digits than its factorization.

13481334668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13985032 (or 13985030 counting only the distinct ones).

The product of its digits is 995328, while the sum is 47.

The spelling of 13481334668 in words is "thirteen billion, four hundred eighty-one million, three hundred thirty-four thousand, six hundred sixty-eight".