26200066282889 has 2 divisors, whose sum is σ = 26200066282890. Its totient is φ = 26200066282888.

The previous prime is 26200066282861. The next prime is 26200066282903. The reversal of 26200066282889 is 98828266000262.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14293563946489 + 11906502336400 = 3780683^2 + 3450580^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26200066282889 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (26200060282889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13100033141444 + 13100033141445.

It is an arithmetic number, because the mean of its divisors is an integer number (13100033141445).

Almost surely, 2^{26200066282889} is an apocalyptic number.

It is an amenable number.

26200066282889 is a deficient number, since it is larger than the sum of its proper divisors (1).

26200066282889 is an equidigital number, since it uses as much as digits as its factorization.

26200066282889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15925248, while the sum is 59.

The spelling of 26200066282889 in words is "twenty-six trillion, two hundred billion, sixty-six million, two hundred eighty-two thousand, eight hundred eighty-nine".