14503017985 has 32 divisors (see below), whose sum is σ = 18773907840. Its totient is φ = 10715814912.

The previous prime is 14503017929. The next prime is 14503018039. The reversal of 14503017985 is 58971030541.

It is not a de Polignac number, because 14503017985 - 2²³ = 14494629377 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1527222 + ... + 1536688.

It is an arithmetic number, because the mean of its divisors is an integer number (586684620).

Almost surely, 2^14503017985 is an apocalyptic number.

It is an amenable number.

14503017985 is a deficient number, since it is larger than the sum of its proper divisors (4270889855).

14503017985 is a wasteful number, since it uses less digits than its factorization.

14503017985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9825.

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 14503017985 in words is "fourteen billion, five hundred three million, seventeen thousand, nine hundred eighty-five".