200289366369 has 27 divisors (see below), whose sum is σ = 290982370419. Its totient is φ = 132757375680.

The previous prime is 200289366323. The next prime is 200289366379. The reversal of 200289366369 is 963663982002.

The square root of 200289366369 is 447537.

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., 150631700769 + 49657665600 = 388113^2 + 222840^2 .

It is not a de Polignac number, because 200289366369 - 2²⁵ = 200255811937 is a prime.

It is a super-2 number, since 2×200289366369² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200289366379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 323568942 + ... + 323569560.

Almost surely, 2^200289366369 is an apocalyptic number.

200289366369 is the 447537-th square number.

200289366369 is the 223769-th centered octagonal number.

It is an amenable number.

200289366369 is a deficient number, since it is larger than the sum of its proper divisors (90693004050).

200289366369 is an frugal number, since it uses more digits than its factorization.

200289366369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1726 (or 863 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 54.

The spelling of 200289366369 in words is "two hundred billion, two hundred eighty-nine million, three hundred sixty-six thousand, three hundred sixty-nine".