26340342124529 has 2 divisors, whose sum is σ = 26340342124530. Its totient is φ = 26340342124528.

The previous prime is 26340342124493. The next prime is 26340342124541. The reversal of 26340342124529 is 92542124304362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24985772024929 + 1354570099600 = 4998577^2 + 1163860^2 .

It is a cyclic number.

It is not a de Polignac number, because 26340342124529 - 2²⁰ = 26340341075953 is a prime.

It is not a weakly prime, because it can be changed into another prime (26340342120529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13170171062264 + 13170171062265.

It is an arithmetic number, because the mean of its divisors is an integer number (13170171062265).

Almost surely, 2^{26340342124529} is an apocalyptic number.

It is an amenable number.

26340342124529 is a deficient number, since it is larger than the sum of its proper divisors (1).

26340342124529 is an equidigital number, since it uses as much as digits as its factorization.

26340342124529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2488320, while the sum is 47.

The spelling of 26340342124529 in words is "twenty-six trillion, three hundred forty billion, three hundred forty-two million, one hundred twenty-four thousand, five hundred twenty-nine".