25241436061169 has 2 divisors, whose sum is σ = 25241436061170. Its totient is φ = 25241436061168.

The previous prime is 25241436061117. The next prime is 25241436061187. The reversal of 25241436061169 is 96116063414252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13123991517025 + 12117444544144 = 3622705^2 + 3481012^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25241436061169 is a prime.

It is a super-2 number, since 2×25241436061169² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25241436061769) 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, 12620718030584 + 12620718030585.

It is an arithmetic number, because the mean of its divisors is an integer number (12620718030585).

Almost surely, 2^{25241436061169} is an apocalyptic number.

It is an amenable number.

25241436061169 is a deficient number, since it is larger than the sum of its proper divisors (1).

25241436061169 is an equidigital number, since it uses as much as digits as its factorization.

25241436061169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 25241436061169 in words is "twenty-five trillion, two hundred forty-one billion, four hundred thirty-six million, sixty-one thousand, one hundred sixty-nine".