14985431999 has 8 divisors (see below), whose sum is σ = 15034429872. Its totient is φ = 14936515200.

The previous prime is 14985431977. The next prime is 14985432061. The reversal of 14985431999 is 99913458941.

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 14985431999 - 2⁸ = 14985431743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14985431399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361649 + ... + 400949.

It is an arithmetic number, because the mean of its divisors is an integer number (1879303734).

Almost surely, 2^14985431999 is an apocalyptic number.

14985431999 is a deficient number, since it is larger than the sum of its proper divisors (48997873).

14985431999 is an equidigital number, since it uses as much as digits as its factorization.

14985431999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40537.

The product of its digits is 12597120, while the sum is 62.

The spelling of 14985431999 in words is "fourteen billion, nine hundred eighty-five million, four hundred thirty-one thousand, nine hundred ninety-nine".