26426206264441 has 2 divisors, whose sum is σ = 26426206264442. Its totient is φ = 26426206264440.

The previous prime is 26426206264439. The next prime is 26426206264459. The reversal of 26426206264441 is 14446260262462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26212966419600 + 213239844841 = 5119860^2 + 461779^2 .

It is a cyclic number.

It is not a de Polignac number, because 26426206264441 - 2¹ = 26426206264439 is a prime.

Together with 26426206264439, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (26426206264421) 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, 13213103132220 + 13213103132221.

It is an arithmetic number, because the mean of its divisors is an integer number (13213103132221).

Almost surely, 2^{26426206264441} is an apocalyptic number.

It is an amenable number.

26426206264441 is a deficient number, since it is larger than the sum of its proper divisors (1).

26426206264441 is an equidigital number, since it uses as much as digits as its factorization.

26426206264441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5308416, while the sum is 49.

The spelling of 26426206264441 in words is "twenty-six trillion, four hundred twenty-six billion, two hundred six million, two hundred sixty-four thousand, four hundred forty-one".