25804248760063 has 2 divisors, whose sum is σ = 25804248760064. Its totient is φ = 25804248760062.

The previous prime is 25804248760033. The next prime is 25804248760091. The reversal of 25804248760063 is 36006784240852.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25804248760063 - 2²¹ = 25804246662911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25804248759986 and 25804248760013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25804248760033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12902124380031 + 12902124380032.

It is an arithmetic number, because the mean of its divisors is an integer number (12902124380032).

Almost surely, 2^{25804248760063} is an apocalyptic number.

25804248760063 is a deficient number, since it is larger than the sum of its proper divisors (1).

25804248760063 is an equidigital number, since it uses as much as digits as its factorization.

25804248760063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15482880, while the sum is 55.

The spelling of 25804248760063 in words is "twenty-five trillion, eight hundred four billion, two hundred forty-eight million, seven hundred sixty thousand, sixty-three".