14451338519 has 4 divisors (see below), whose sum is σ = 14696276520. Its totient is φ = 14206400520.

The previous prime is 14451338513. The next prime is 14451338521. The reversal of 14451338519 is 91583315441.

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

It is a cyclic number.

It is not a de Polignac number, because 14451338519 - 2³² = 10156371223 is a prime.

It is a super-2 number, since 2×14451338519² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14451338519.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14451338513) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122468912 + ... + 122469029.

It is an arithmetic number, because the mean of its divisors is an integer number (3674069130).

Almost surely, 2^14451338519 is an apocalyptic number.

14451338519 is a deficient number, since it is larger than the sum of its proper divisors (244938001).

14451338519 is an equidigital number, since it uses as much as digits as its factorization.

14451338519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244938000.

The product of its digits is 259200, while the sum is 44.

The spelling of 14451338519 in words is "fourteen billion, four hundred fifty-one million, three hundred thirty-eight thousand, five hundred nineteen".