14213623685 has 4 divisors (see below), whose sum is σ = 17056348428. Its totient is φ = 11370898944.

The previous prime is 14213623681. The next prime is 14213623703. The reversal of 14213623685 is 58632631241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11293950529 + 2919673156 = 106273^2 + 54034^2 .

It is a cyclic number.

It is not a de Polignac number, because 14213623685 - 2² = 14213623681 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 (14213623681) 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 3 ways as a sum of consecutive naturals, for example, 1421362364 + ... + 1421362373.

It is an arithmetic number, because the mean of its divisors is an integer number (4264087107).

Almost surely, 2^14213623685 is an apocalyptic number.

It is an amenable number.

14213623685 is a deficient number, since it is larger than the sum of its proper divisors (2842724743).

14213623685 is an equidigital number, since it uses as much as digits as its factorization.

14213623685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2842724742.

The product of its digits is 207360, while the sum is 41.

The spelling of 14213623685 in words is "fourteen billion, two hundred thirteen million, six hundred twenty-three thousand, six hundred eighty-five".