26012240524213 has 2 divisors, whose sum is σ = 26012240524214. Its totient is φ = 26012240524212.

The previous prime is 26012240524201. The next prime is 26012240524217. The reversal of 26012240524213 is 31242504221062.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13648170201649 + 12364070322564 = 3694343^2 + 3516258^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26012240524213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26012240524217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13006120262106 + 13006120262107.

It is an arithmetic number, because the mean of its divisors is an integer number (13006120262107).

Almost surely, 2^{26012240524213} is an apocalyptic number.

It is an amenable number.

26012240524213 is a deficient number, since it is larger than the sum of its proper divisors (1).

26012240524213 is an equidigital number, since it uses as much as digits as its factorization.

26012240524213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 26012240524213 its reverse (31242504221062), we get a palindrome (57254744745275).

The spelling of 26012240524213 in words is "twenty-six trillion, twelve billion, two hundred forty million, five hundred twenty-four thousand, two hundred thirteen".