14319680218 has 4 divisors (see below), whose sum is σ = 21479520330. Its totient is φ = 7159840108.

The previous prime is 14319680191. The next prime is 14319680231. The reversal of 14319680218 is 81208691341.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81208691341 = 23 ⋅3530812667.

It can be written as a sum of positive squares in only one way, i.e., 13166874009 + 1152806209 = 114747^2 + 33953^2 .

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 as a sum of consecutive naturals, namely, 3579920053 + ... + 3579920056.

Almost surely, 2^14319680218 is an apocalyptic number.

14319680218 is a deficient number, since it is larger than the sum of its proper divisors (7159840112).

14319680218 is an equidigital number, since it uses as much as digits as its factorization.

14319680218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7159840111.

The product of its (nonzero) digits is 82944, while the sum is 43.

The spelling of 14319680218 in words is "fourteen billion, three hundred nineteen million, six hundred eighty thousand, two hundred eighteen".