13327381894 has 8 divisors (see below), whose sum is σ = 20110780368. Its totient is φ = 6623788440.

The previous prime is 13327381819. The next prime is 13327381927. The reversal of 13327381894 is 49818372331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 19950837 + ... + 19951504.

It is an arithmetic number, because the mean of its divisors is an integer number (2513847546).

Almost surely, 2^13327381894 is an apocalyptic number.

13327381894 is a deficient number, since it is larger than the sum of its proper divisors (6783398474).

13327381894 is a wasteful number, since it uses less digits than its factorization.

13327381894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39902510.

The product of its digits is 870912, while the sum is 49.

The spelling of 13327381894 in words is "thirteen billion, three hundred twenty-seven million, three hundred eighty-one thousand, eight hundred ninety-four".