26466632140063 has 2 divisors, whose sum is σ = 26466632140064. Its totient is φ = 26466632140062.

The previous prime is 26466632140043. The next prime is 26466632140097. The reversal of 26466632140063 is 36004123666462.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26466632140063 - 2²¹ = 26466630042911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26466632139989 and 26466632140016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26466632140043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13233316070031 + 13233316070032.

It is an arithmetic number, because the mean of its divisors is an integer number (13233316070032).

Almost surely, 2^{26466632140063} is an apocalyptic number.

26466632140063 is a deficient number, since it is larger than the sum of its proper divisors (1).

26466632140063 is an equidigital number, since it uses as much as digits as its factorization.

26466632140063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4478976, while the sum is 49.

The spelling of 26466632140063 in words is "twenty-six trillion, four hundred sixty-six billion, six hundred thirty-two million, one hundred forty thousand, sixty-three".