26564141137 has 2 divisors, whose sum is σ = 26564141138. Its totient is φ = 26564141136.

The previous prime is 26564141101. The next prime is 26564141147. The reversal of 26564141137 is 73114146562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24797115841 + 1767025296 = 157471^2 + 42036^2 .

It is a cyclic number.

It is not a de Polignac number, because 26564141137 - 2²³ = 26555752529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26564141137.

It is not a weakly prime, because it can be changed into another prime (26564141147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13282070568 + 13282070569.

It is an arithmetic number, because the mean of its divisors is an integer number (13282070569).

Almost surely, 2^26564141137 is an apocalyptic number.

It is an amenable number.

26564141137 is a deficient number, since it is larger than the sum of its proper divisors (1).

26564141137 is an equidigital number, since it uses as much as digits as its factorization.

26564141137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

Adding to 26564141137 its reverse (73114146562), we get a palindrome (99678287699).

The spelling of 26564141137 in words is "twenty-six billion, five hundred sixty-four million, one hundred forty-one thousand, one hundred thirty-seven".