14335287722809 has 3 divisors (see below), whose sum is σ = 14335291509007. Its totient is φ = 14335283936612.

The previous prime is 14335287722807. The next prime is 14335287722849. The reversal of 14335287722809 is 90822778253341.

It is a happy number.

The square root of 14335287722809 is 3786197.

It is a perfect power (a square), and thus also a powerful number.

14335287722809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 608470202025 + 13726817520784 = 780045^2 + 3704972^2 .

It is not a de Polignac number, because 14335287722809 - 2¹ = 14335287722807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14335287722803) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1893099 + ... + 5679295.

Almost surely, 2^{14335287722809} is an apocalyptic number.

14335287722809 is the 3786197-th square number.

14335287722809 is the 1893099-th centered octagonal number.

It is an amenable number.

14335287722809 is a deficient number, since it is larger than the sum of its proper divisors (3786198).

14335287722809 is an frugal number, since it uses more digits than its factorization.

14335287722809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7572394 (or 3786197 counting only the distinct ones).

The product of its (nonzero) digits is 40642560, while the sum is 61.

The spelling of 14335287722809 in words is "fourteen trillion, three hundred thirty-five billion, two hundred eighty-seven million, seven hundred twenty-two thousand, eight hundred nine".