26705218806055 has 16 divisors (see below), whose sum is σ = 32361144156000. Its totient is φ = 21154507067520.

The previous prime is 26705218806031. The next prime is 26705218806059. The reversal of 26705218806055 is 55060881250762.

It is not a de Polignac number, because 26705218806055 - 2⁹ = 26705218805543 is a prime.

It is a super-2 number, since 2×26705218806055² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26705218805987 and 26705218806005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26705218806059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14972581 + ... + 16660990.

It is an arithmetic number, because the mean of its divisors is an integer number (2022571509750).

Almost surely, 2^{26705218806055} is an apocalyptic number.

26705218806055 is a deficient number, since it is larger than the sum of its proper divisors (5655925349945).

26705218806055 is a wasteful number, since it uses less digits than its factorization.

26705218806055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31635234.

The product of its (nonzero) digits is 8064000, while the sum is 55.

The spelling of 26705218806055 in words is "twenty-six trillion, seven hundred five billion, two hundred eighteen million, eight hundred six thousand, fifty-five".