26836013393243 has 2 divisors, whose sum is σ = 26836013393244. Its totient is φ = 26836013393242.

The previous prime is 26836013393239. The next prime is 26836013393297. The reversal of 26836013393243 is 34239331063862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26836013393243 - 2² = 26836013393239 is a prime.

It is a super-2 number, since 2×26836013393243² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26836013393543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13418006696621 + 13418006696622.

It is an arithmetic number, because the mean of its divisors is an integer number (13418006696622).

Almost surely, 2^{26836013393243} is an apocalyptic number.

26836013393243 is a deficient number, since it is larger than the sum of its proper divisors (1).

26836013393243 is an equidigital number, since it uses as much as digits as its factorization.

26836013393243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10077696, while the sum is 53.

The spelling of 26836013393243 in words is "twenty-six trillion, eight hundred thirty-six billion, thirteen million, three hundred ninety-three thousand, two hundred forty-three".