26839479381278 has 8 divisors (see below), whose sum is σ = 42378125338920. Its totient is φ = 12713437601640.

The previous prime is 26839479381227. The next prime is 26839479381283. The reversal of 26839479381278 is 87218397493862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 26839479381199 and 26839479381208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353151044453 + ... + 353151044528.

It is an arithmetic number, because the mean of its divisors is an integer number (5297265667365).

Almost surely, 2^{26839479381278} is an apocalyptic number.

26839479381278 is a deficient number, since it is larger than the sum of its proper divisors (15538645957642).

26839479381278 is a wasteful number, since it uses less digits than its factorization.

26839479381278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706302089002.

The product of its digits is 1755758592, while the sum is 77.

The spelling of 26839479381278 in words is "twenty-six trillion, eight hundred thirty-nine billion, four hundred seventy-nine million, three hundred eighty-one thousand, two hundred seventy-eight".