13428808347 has 16 divisors (see below), whose sum is σ = 17969340672. Its totient is φ = 8920460640.

The previous prime is 13428808321. The next prime is 13428808361. The reversal of 13428808347 is 74380882431.

13428808347 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13428808347 - 2¹⁹ = 13428284059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13428808296 and 13428808305.

It is not an unprimeable number, because it can be changed into a prime (13428808747) 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 15 ways as a sum of consecutive naturals, for example, 1114288 + ... + 1126274.

It is an arithmetic number, because the mean of its divisors is an integer number (1123083792).

Almost surely, 2^13428808347 is an apocalyptic number.

13428808347 is a deficient number, since it is larger than the sum of its proper divisors (4540532325).

13428808347 is a wasteful number, since it uses less digits than its factorization.

13428808347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13298.

The product of its (nonzero) digits is 1032192, while the sum is 48.

The spelling of 13428808347 in words is "thirteen billion, four hundred twenty-eight million, eight hundred eight thousand, three hundred forty-seven".