26701367705 has 4 divisors (see below), whose sum is σ = 32041641252. Its totient is φ = 21361094160.

The previous prime is 26701367699. The next prime is 26701367743. The reversal of 26701367705 is 50776310762.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 50776310762 = 2 ⋅25388155381.

It can be written as a sum of positive squares in 2 ways, for example, as 21080716864 + 5620650841 = 145192^2 + 74971^2 .

It is not a de Polignac number, because 26701367705 - 2⁸ = 26701367449 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2670136766 + ... + 2670136775.

It is an arithmetic number, because the mean of its divisors is an integer number (8010410313).

Almost surely, 2^26701367705 is an apocalyptic number.

It is an amenable number.

26701367705 is a deficient number, since it is larger than the sum of its proper divisors (5340273547).

26701367705 is an equidigital number, since it uses as much as digits as its factorization.

26701367705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5340273546.

The product of its (nonzero) digits is 370440, while the sum is 44.

The spelling of 26701367705 in words is "twenty-six billion, seven hundred one million, three hundred sixty-seven thousand, seven hundred five".