25328860559 has 2 divisors, whose sum is σ = 25328860560. Its totient is φ = 25328860558.

The previous prime is 25328860553. The next prime is 25328860573. The reversal of 25328860559 is 95506882352.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25328860559 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25328860559.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25328860553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12664430279 + 12664430280.

It is an arithmetic number, because the mean of its divisors is an integer number (12664430280).

Almost surely, 2^25328860559 is an apocalyptic number.

25328860559 is a deficient number, since it is larger than the sum of its proper divisors (1).

25328860559 is an equidigital number, since it uses as much as digits as its factorization.

25328860559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184000, while the sum is 53.

The spelling of 25328860559 in words is "twenty-five billion, three hundred twenty-eight million, eight hundred sixty thousand, five hundred fifty-nine".