26671388368711 has 2 divisors, whose sum is σ = 26671388368712. Its totient is φ = 26671388368710.

The previous prime is 26671388368657. The next prime is 26671388368747. The reversal of 26671388368711 is 11786388317662.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26671388368711 is a prime.

It is a super-2 number, since 2×26671388368711² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26671388368211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13335694184355 + 13335694184356.

It is an arithmetic number, because the mean of its divisors is an integer number (13335694184356).

Almost surely, 2^{26671388368711} is an apocalyptic number.

26671388368711 is a deficient number, since it is larger than the sum of its proper divisors (1).

26671388368711 is an equidigital number, since it uses as much as digits as its factorization.

26671388368711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97542144, while the sum is 67.

The spelling of 26671388368711 in words is "twenty-six trillion, six hundred seventy-one billion, three hundred eighty-eight million, three hundred sixty-eight thousand, seven hundred eleven".