26868543379 has 2 divisors, whose sum is σ = 26868543380. Its totient is φ = 26868543378.

The previous prime is 26868543349. The next prime is 26868543431. The reversal of 26868543379 is 97334586862.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26868543379 - 2²⁹ = 26331672467 is a prime.

It is not a weakly prime, because it can be changed into another prime (26868543319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13434271689 + 13434271690.

It is an arithmetic number, because the mean of its divisors is an integer number (13434271690).

Almost surely, 2^26868543379 is an apocalyptic number.

26868543379 is a deficient number, since it is larger than the sum of its proper divisors (1).

26868543379 is an equidigital number, since it uses as much as digits as its factorization.

26868543379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 52254720, while the sum is 61.

The spelling of 26868543379 in words is "twenty-six billion, eight hundred sixty-eight million, five hundred forty-three thousand, three hundred seventy-nine".