26105065879 has 2 divisors, whose sum is σ = 26105065880. Its totient is φ = 26105065878.

The previous prime is 26105065873. The next prime is 26105065907. The reversal of 26105065879 is 97856050162.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26105065879 - 2³ = 26105065871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26105065871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13052532939 + 13052532940.

It is an arithmetic number, because the mean of its divisors is an integer number (13052532940).

Almost surely, 2^26105065879 is an apocalyptic number.

26105065879 is a deficient number, since it is larger than the sum of its proper divisors (1).

26105065879 is an equidigital number, since it uses as much as digits as its factorization.

26105065879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 907200, while the sum is 49.

The spelling of 26105065879 in words is "twenty-six billion, one hundred five million, sixty-five thousand, eight hundred seventy-nine".