14974685517 has 16 divisors (see below), whose sum is σ = 22927749120. Its totient is φ = 8597905200.

The previous prime is 14974685503. The next prime is 14974685549. The reversal of 14974685517 is 71558647941.

It is not a de Polignac number, because 14974685517 - 2¹¹ = 14974683469 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14974685597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11940909 + ... + 11942162.

It is an arithmetic number, because the mean of its divisors is an integer number (1432984320).

Almost surely, 2^14974685517 is an apocalyptic number.

It is an amenable number.

14974685517 is a deficient number, since it is larger than the sum of its proper divisors (7953063603).

14974685517 is a wasteful number, since it uses less digits than its factorization.

14974685517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23883104.

The product of its digits is 8467200, while the sum is 57.

The spelling of 14974685517 in words is "fourteen billion, nine hundred seventy-four million, six hundred eighty-five thousand, five hundred seventeen".