26413876786013 has 2 divisors, whose sum is σ = 26413876786014. Its totient is φ = 26413876786012.

The previous prime is 26413876785917. The next prime is 26413876786019. The reversal of 26413876786013 is 31068767831462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14448794538649 + 11965082247364 = 3801157^2 + 3459058^2 .

It is a cyclic number.

It is not a de Polignac number, because 26413876786013 - 2¹⁶ = 26413876720477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26413876786019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13206938393006 + 13206938393007.

It is an arithmetic number, because the mean of its divisors is an integer number (13206938393007).

Almost surely, 2^{26413876786013} is an apocalyptic number.

It is an amenable number.

26413876786013 is a deficient number, since it is larger than the sum of its proper divisors (1).

26413876786013 is an equidigital number, since it uses as much as digits as its factorization.

26413876786013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48771072, while the sum is 62.

The spelling of 26413876786013 in words is "twenty-six trillion, four hundred thirteen billion, eight hundred seventy-six million, seven hundred eighty-six thousand, thirteen".