26800196719123 has 2 divisors, whose sum is σ = 26800196719124. Its totient is φ = 26800196719122.

The previous prime is 26800196719111. The next prime is 26800196719171. The reversal of 26800196719123 is 32191769100862.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26800196719123 - 2⁴¹ = 24601173463571 is a prime.

It is not a weakly prime, because it can be changed into another prime (26800196719103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13400098359561 + 13400098359562.

It is an arithmetic number, because the mean of its divisors is an integer number (13400098359562).

Almost surely, 2^{26800196719123} is an apocalyptic number.

26800196719123 is a deficient number, since it is larger than the sum of its proper divisors (1).

26800196719123 is an equidigital number, since it uses as much as digits as its factorization.

26800196719123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1959552, while the sum is 55.

The spelling of 26800196719123 in words is "twenty-six trillion, eight hundred billion, one hundred ninety-six million, seven hundred nineteen thousand, one hundred twenty-three".