26839479381279 has 4 divisors (see below), whose sum is σ = 35785972508376. Its totient is φ = 17892986254184.

The previous prime is 26839479381227. The next prime is 26839479381283. The reversal of 26839479381279 is 97218397493862.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 26839479381279 - 2¹⁵ = 26839479348511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26839479381779) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4473246563544 + ... + 4473246563549.

It is an arithmetic number, because the mean of its divisors is an integer number (8946493127094).

Almost surely, 2^{26839479381279} is an apocalyptic number.

26839479381279 is a deficient number, since it is larger than the sum of its proper divisors (8946493127097).

26839479381279 is an equidigital number, since it uses as much as digits as its factorization.

26839479381279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8946493127096.

The product of its digits is 1975228416, while the sum is 78.

The spelling of 26839479381279 in words is "twenty-six trillion, eight hundred thirty-nine billion, four hundred seventy-nine million, three hundred eighty-one thousand, two hundred seventy-nine".