14226431018 has 4 divisors (see below), whose sum is σ = 21339646530. Its totient is φ = 7113215508.

The previous prime is 14226430979. The next prime is 14226431027. The reversal of 14226431018 is 81013462241.

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

It can be written as a sum of positive squares in only one way, i.e., 10163260969 + 4063170049 = 100813^2 + 63743^2 .

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, 3556607753 + ... + 3556607756.

Almost surely, 2^14226431018 is an apocalyptic number.

14226431018 is a deficient number, since it is larger than the sum of its proper divisors (7113215512).

14226431018 is an equidigital number, since it uses as much as digits as its factorization.

14226431018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7113215511.

The product of its (nonzero) digits is 9216, while the sum is 32.

Adding to 14226431018 its reverse (81013462241), we get a palindrome (95239893259).

The spelling of 14226431018 in words is "fourteen billion, two hundred twenty-six million, four hundred thirty-one thousand, eighteen".