14684742565 has 16 divisors (see below), whose sum is σ = 17743368816. Its totient is φ = 11666828800.

The previous prime is 14684742551. The next prime is 14684742571. The reversal of 14684742565 is 56524748641.

It can be written as a sum of positive squares in 8 ways, for example, as 57775201 + 14626967364 = 7601^2 + 120942^2 .

It is not a de Polignac number, because 14684742565 - 2⁵ = 14684742533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 804945 + ... + 822985.

It is an arithmetic number, because the mean of its divisors is an integer number (1108960551).

Almost surely, 2^14684742565 is an apocalyptic number.

It is an amenable number.

14684742565 is a deficient number, since it is larger than the sum of its proper divisors (3058626251).

14684742565 is a wasteful number, since it uses less digits than its factorization.

14684742565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19160.

The product of its digits is 6451200, while the sum is 52.

The spelling of 14684742565 in words is "fourteen billion, six hundred eighty-four million, seven hundred forty-two thousand, five hundred sixty-five".