25028025563 has 2 divisors, whose sum is σ = 25028025564. Its totient is φ = 25028025562.

The previous prime is 25028025523. The next prime is 25028025569. The reversal of 25028025563 is 36552082052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25028025563 - 2⁸ = 25028025307 is a prime.

It is not a weakly prime, because it can be changed into another prime (25028025569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12514012781 + 12514012782.

It is an arithmetic number, because the mean of its divisors is an integer number (12514012782).

Almost surely, 2^25028025563 is an apocalyptic number.

25028025563 is a deficient number, since it is larger than the sum of its proper divisors (1).

25028025563 is an equidigital number, since it uses as much as digits as its factorization.

25028025563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 25028025563 in words is "twenty-five billion, twenty-eight million, twenty-five thousand, five hundred sixty-three".