26141232217 has 2 divisors, whose sum is σ = 26141232218. Its totient is φ = 26141232216.

The previous prime is 26141232209. The next prime is 26141232223. The reversal of 26141232217 is 71223214162.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15991878681 + 10149353536 = 126459^2 + 100744^2 .

It is a cyclic number.

It is not a de Polignac number, because 26141232217 - 2³ = 26141232209 is a prime.

It is not a weakly prime, because it can be changed into another prime (26141232017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13070616108 + 13070616109.

It is an arithmetic number, because the mean of its divisors is an integer number (13070616109).

Almost surely, 2^26141232217 is an apocalyptic number.

It is an amenable number.

26141232217 is a deficient number, since it is larger than the sum of its proper divisors (1).

26141232217 is an equidigital number, since it uses as much as digits as its factorization.

26141232217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 31.

Adding to 26141232217 its reverse (71223214162), we get a palindrome (97364446379).

The spelling of 26141232217 in words is "twenty-six billion, one hundred forty-one million, two hundred thirty-two thousand, two hundred seventeen".