13985999967 has 8 divisors (see below), whose sum is σ = 18784117296. Its totient is φ = 9255941312.

The previous prime is 13985999933. The next prime is 13985999981. The reversal of 13985999967 is 76999958931.

13985999967 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 a cyclic number.

It is not a de Polignac number, because 13985999967 - 2²⁰ = 13984951391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13985999917) 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 7 ways as a sum of consecutive naturals, for example, 17014188 + ... + 17015009.

It is an arithmetic number, because the mean of its divisors is an integer number (2348014662).

Almost surely, 2^13985999967 is an apocalyptic number.

13985999967 is a deficient number, since it is larger than the sum of its proper divisors (4798117329).

13985999967 is a wasteful number, since it uses less digits than its factorization.

13985999967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34029337.

The product of its digits is 297606960, while the sum is 75.

The spelling of 13985999967 in words is "thirteen billion, nine hundred eighty-five million, nine hundred ninety-nine thousand, nine hundred sixty-seven".