13928014394 has 8 divisors (see below), whose sum is σ = 23876596128. Its totient is φ = 5969149020.

The previous prime is 13928014379. The next prime is 13928014427. The reversal of 13928014394 is 49341082931.

13928014394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

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, 497429072 + ... + 497429099.

It is an arithmetic number, because the mean of its divisors is an integer number (2984574516).

Almost surely, 2^13928014394 is an apocalyptic number.

13928014394 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13928014394 is a deficient number, since it is larger than the sum of its proper divisors (9948581734).

13928014394 is an equidigital number, since it uses as much as digits as its factorization.

13928014394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994858180.

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 13928014394 in words is "thirteen billion, nine hundred twenty-eight million, fourteen thousand, three hundred ninety-four".