25745317303 has 2 divisors, whose sum is σ = 25745317304. Its totient is φ = 25745317302.

The previous prime is 25745317271. The next prime is 25745317343. The reversal of 25745317303 is 30371354752.

It is an a-pointer prime, because the next prime (25745317343) can be obtained adding 25745317303 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25745317303 - 2⁵ = 25745317271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25745317343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12872658651 + 12872658652.

It is an arithmetic number, because the mean of its divisors is an integer number (12872658652).

Almost surely, 2^25745317303 is an apocalyptic number.

25745317303 is a deficient number, since it is larger than the sum of its proper divisors (1).

25745317303 is an equidigital number, since it uses as much as digits as its factorization.

25745317303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 264600, while the sum is 40.

The spelling of 25745317303 in words is "twenty-five billion, seven hundred forty-five million, three hundred seventeen thousand, three hundred three".