14471368209 has 9 divisors (see below), whose sum is σ = 20903608713. Its totient is φ = 9647338212.

The previous prime is 14471368181. The next prime is 14471368231. The reversal of 14471368209 is 90286317441.

The square root of 14471368209 is 120297.

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

14471368209 is a `hidden beast` number, since 14 + 4 + 71 + 368 + 209 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 14471368209 - 2³¹ = 12323884561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14471368279) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 340842 + ... + 380940.

Almost surely, 2^14471368209 is an apocalyptic number.

14471368209 is the 120297-th square number.

14471368209 is the 60149-th centered octagonal number.

It is an amenable number.

14471368209 is a deficient number, since it is larger than the sum of its proper divisors (6432240504).

14471368209 is an frugal number, since it uses more digits than its factorization.

14471368209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80204 (or 40102 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 14471368209 in words is "fourteen billion, four hundred seventy-one million, three hundred sixty-eight thousand, two hundred nine".