25680763 has 2 divisors, whose sum is σ = 25680764. Its totient is φ = 25680762.

The previous prime is 25680757. The next prime is 25680791. The reversal of 25680763 is 36708652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25680763 - 2⁵ = 25680731 is a prime.

It is not a weakly prime, because it can be changed into another prime (25681763) 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, 12840381 + 12840382.

It is an arithmetic number, because the mean of its divisors is an integer number (12840382).

Almost surely, 2^25680763 is an apocalyptic number.

25680763 is a deficient number, since it is larger than the sum of its proper divisors (1).

25680763 is an equidigital number, since it uses as much as digits as its factorization.

25680763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 25680763 is about 5067.6190661888. The cubic root of 25680763 is about 295.0321252001.

The spelling of 25680763 in words is "twenty-five million, six hundred eighty thousand, seven hundred sixty-three".