14085328129809 has 4 divisors (see below), whose sum is σ = 18780437506416. Its totient is φ = 9390218753204.

The previous prime is 14085328129801. The next prime is 14085328129811. The reversal of 14085328129809 is 90892182358041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14085328129809 - 2³ = 14085328129801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14085328129801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2347554688299 + ... + 2347554688304.

It is an arithmetic number, because the mean of its divisors is an integer number (4695109376604).

Almost surely, 2^{14085328129809} is an apocalyptic number.

It is an amenable number.

14085328129809 is a deficient number, since it is larger than the sum of its proper divisors (4695109376607).

14085328129809 is an equidigital number, since it uses as much as digits as its factorization.

14085328129809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4695109376606.

The product of its (nonzero) digits is 9953280, while the sum is 60.

The spelling of 14085328129809 in words is "fourteen trillion, eighty-five billion, three hundred twenty-eight million, one hundred twenty-nine thousand, eight hundred nine".