26954287814161 has 2 divisors, whose sum is σ = 26954287814162. Its totient is φ = 26954287814160.

The previous prime is 26954287814149. The next prime is 26954287814189. The reversal of 26954287814161 is 16141878245962.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24348856015936 + 2605431798225 = 4934456^2 + 1614135^2 .

It is a cyclic number.

It is not a de Polignac number, because 26954287814161 - 2⁷ = 26954287814033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26954287814093 and 26954287814102.

It is not a weakly prime, because it can be changed into another prime (26954287814101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13477143907080 + 13477143907081.

It is an arithmetic number, because the mean of its divisors is an integer number (13477143907081).

Almost surely, 2^{26954287814161} is an apocalyptic number.

It is an amenable number.

26954287814161 is a deficient number, since it is larger than the sum of its proper divisors (1).

26954287814161 is an equidigital number, since it uses as much as digits as its factorization.

26954287814161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46448640, while the sum is 64.

The spelling of 26954287814161 in words is "twenty-six trillion, nine hundred fifty-four billion, two hundred eighty-seven million, eight hundred fourteen thousand, one hundred sixty-one".