26848549329391 has 2 divisors, whose sum is σ = 26848549329392. Its totient is φ = 26848549329390.

The previous prime is 26848549329359. The next prime is 26848549329403. The reversal of 26848549329391 is 19392394584862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26848549329391 - 2⁵ = 26848549329359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26848549329311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13424274664695 + 13424274664696.

It is an arithmetic number, because the mean of its divisors is an integer number (13424274664696).

Almost surely, 2^{26848549329391} is an apocalyptic number.

26848549329391 is a deficient number, since it is larger than the sum of its proper divisors (1).

26848549329391 is an equidigital number, since it uses as much as digits as its factorization.

26848549329391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 806215680, while the sum is 73.

The spelling of 26848549329391 in words is "twenty-six trillion, eight hundred forty-eight billion, five hundred forty-nine million, three hundred twenty-nine thousand, three hundred ninety-one".