26454556759 has 2 divisors, whose sum is σ = 26454556760. Its totient is φ = 26454556758.

The previous prime is 26454556757. The next prime is 26454556763. The reversal of 26454556759 is 95765545462.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26454556759 - 2¹ = 26454556757 is a prime.

Together with 26454556757, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26454556757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13227278379 + 13227278380.

It is an arithmetic number, because the mean of its divisors is an integer number (13227278380).

Almost surely, 2^26454556759 is an apocalyptic number.

26454556759 is a deficient number, since it is larger than the sum of its proper divisors (1).

26454556759 is an equidigital number, since it uses as much as digits as its factorization.

26454556759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360000, while the sum is 58.

The spelling of 26454556759 in words is "twenty-six billion, four hundred fifty-four million, five hundred fifty-six thousand, seven hundred fifty-nine".