204233540089 has 2 divisors, whose sum is σ = 204233540090. Its totient is φ = 204233540088.

The previous prime is 204233539933. The next prime is 204233540177. The reversal of 204233540089 is 980045332402.

204233540089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189471290089 + 14762250000 = 435283^2 + 121500^2 .

It is a cyclic number.

It is not a de Polignac number, because 204233540089 - 2⁹ = 204233539577 is a prime.

It is a super-2 number, since 2×204233540089² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (204233540789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102116770044 + 102116770045.

It is an arithmetic number, because the mean of its divisors is an integer number (102116770045).

Almost surely, 2^204233540089 is an apocalyptic number.

It is an amenable number.

204233540089 is a deficient number, since it is larger than the sum of its proper divisors (1).

204233540089 is an equidigital number, since it uses as much as digits as its factorization.

204233540089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 204233540089 in words is "two hundred four billion, two hundred thirty-three million, five hundred forty thousand, eighty-nine".