26433730241 has 2 divisors, whose sum is σ = 26433730242. Its totient is φ = 26433730240.

The previous prime is 26433730157. The next prime is 26433730247. The reversal of 26433730241 is 14203733462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 17497998400 + 8935731841 = 132280^2 + 94529^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26433730241 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 (26433730247) 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 as a sum of consecutive naturals, namely, 13216865120 + 13216865121.

It is an arithmetic number, because the mean of its divisors is an integer number (13216865121).

Almost surely, 2^26433730241 is an apocalyptic number.

It is an amenable number.

26433730241 is a deficient number, since it is larger than the sum of its proper divisors (1).

26433730241 is an equidigital number, since it uses as much as digits as its factorization.

26433730241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 35.

The spelling of 26433730241 in words is "twenty-six billion, four hundred thirty-three million, seven hundred thirty thousand, two hundred forty-one".