14956556209 has 9 divisors (see below), whose sum is σ = 17399438841. Its totient is φ = 12819171540.

The previous prime is 14956556203. The next prime is 14956556233. The reversal of 14956556209 is 90265565941.

The square root of 14956556209 is 122297.

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

It is not a de Polignac number, because 14956556209 - 2⁹ = 14956555697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14956556203) 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, 847344 + ... + 864814.

Almost surely, 2^14956556209 is an apocalyptic number.

14956556209 is the 122297-th square number.

14956556209 is the 61149-th centered octagonal number.

It is an amenable number.

14956556209 is a deficient number, since it is larger than the sum of its proper divisors (2442882632).

14956556209 is an frugal number, since it uses more digits than its factorization.

14956556209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34956 (or 17478 counting only the distinct ones).

The product of its (nonzero) digits is 2916000, while the sum is 52.

The spelling of 14956556209 in words is "fourteen billion, nine hundred fifty-six million, five hundred fifty-six thousand, two hundred nine".