14569214209 has 9 divisors (see below), whose sum is σ = 16015554499. Its totient is φ = 13243533160.

The previous prime is 14569214201. The next prime is 14569214273. The reversal of 14569214209 is 90241296541.

The square root of 14569214209 is 120703.

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

It can be written as a sum of positive squares in only one way, i.e., 8205642225 + 6363571984 = 90585^2 + 79772^2 .

It is not a de Polignac number, because 14569214209 - 2³ = 14569214201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14569214201) 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, 1322247 + ... + 1333219.

Almost surely, 2^14569214209 is an apocalyptic number.

14569214209 is the 120703-rd square number.

14569214209 is the 60352-nd centered octagonal number.

It is an amenable number.

14569214209 is a deficient number, since it is larger than the sum of its proper divisors (1446340290).

14569214209 is an frugal number, since it uses more digits than its factorization.

14569214209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21968 (or 10984 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 14569214209 in words is "fourteen billion, five hundred sixty-nine million, two hundred fourteen thousand, two hundred nine".