25255040341 has 2 divisors, whose sum is σ = 25255040342. Its totient is φ = 25255040340.

The previous prime is 25255040333. The next prime is 25255040381. The reversal of 25255040341 is 14304055252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19342968241 + 5912072100 = 139079^2 + 76890^2 .

It is a cyclic number.

It is not a de Polignac number, because 25255040341 - 2³ = 25255040333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25255040381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12627520170 + 12627520171.

It is an arithmetic number, because the mean of its divisors is an integer number (12627520171).

Almost surely, 2^25255040341 is an apocalyptic number.

It is an amenable number.

25255040341 is a deficient number, since it is larger than the sum of its proper divisors (1).

25255040341 is an equidigital number, since it uses as much as digits as its factorization.

25255040341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 25255040341 its reverse (14304055252), we get a palindrome (39559095593).

The spelling of 25255040341 in words is "twenty-five billion, two hundred fifty-five million, forty thousand, three hundred forty-one".