26241181273 has 2 divisors, whose sum is σ = 26241181274. Its totient is φ = 26241181272.

The previous prime is 26241181271. The next prime is 26241181297. The reversal of 26241181273 is 37218114262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17889597504 + 8351583769 = 133752^2 + 91387^2 .

It is a cyclic number.

It is not a de Polignac number, because 26241181273 - 2¹ = 26241181271 is a prime.

Together with 26241181271, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (26241181271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13120590636 + 13120590637.

It is an arithmetic number, because the mean of its divisors is an integer number (13120590637).

Almost surely, 2^26241181273 is an apocalyptic number.

It is an amenable number.

26241181273 is a deficient number, since it is larger than the sum of its proper divisors (1).

26241181273 is an equidigital number, since it uses as much as digits as its factorization.

26241181273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 37.

The spelling of 26241181273 in words is "twenty-six billion, two hundred forty-one million, one hundred eighty-one thousand, two hundred seventy-three".