26853012871133 has 2 divisors, whose sum is σ = 26853012871134. Its totient is φ = 26853012871132.

The previous prime is 26853012871129. The next prime is 26853012871147. The reversal of 26853012871133 is 33117821035862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26781887714884 + 71125156249 = 5175122^2 + 266693^2 .

It is a cyclic number.

It is not a de Polignac number, because 26853012871133 - 2² = 26853012871129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26853012870133) 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, 13426506435566 + 13426506435567.

It is an arithmetic number, because the mean of its divisors is an integer number (13426506435567).

Almost surely, 2^{26853012871133} is an apocalyptic number.

It is an amenable number.

26853012871133 is a deficient number, since it is larger than the sum of its proper divisors (1).

26853012871133 is an equidigital number, since it uses as much as digits as its factorization.

26853012871133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 26853012871133 in words is "twenty-six trillion, eight hundred fifty-three billion, twelve million, eight hundred seventy-one thousand, one hundred thirty-three".