14685812709 has 16 divisors (see below), whose sum is σ = 21168742080. Its totient is φ = 9024566400.

The previous prime is 14685812693. The next prime is 14685812711. The reversal of 14685812709 is 90721858641.

It is not a de Polignac number, because 14685812709 - 2⁴ = 14685812693 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14685812909) 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 15 ways as a sum of consecutive naturals, for example, 3479592 + ... + 3483809.

It is an arithmetic number, because the mean of its divisors is an integer number (1323046380).

Almost surely, 2^14685812709 is an apocalyptic number.

14685812709 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

14685812709 is a deficient number, since it is larger than the sum of its proper divisors (6482929371).

14685812709 is a wasteful number, since it uses less digits than its factorization.

14685812709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6963460.

The product of its (nonzero) digits is 967680, while the sum is 51.

The spelling of 14685812709 in words is "fourteen billion, six hundred eighty-five million, eight hundred twelve thousand, seven hundred nine".