25728458803 has 2 divisors, whose sum is σ = 25728458804. Its totient is φ = 25728458802.

The previous prime is 25728458759. The next prime is 25728458813. The reversal of 25728458803 is 30885482752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25728458803 - 2²⁹ = 25191587891 is a prime.

It is not a weakly prime, because it can be changed into another prime (25728458813) 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, 12864229401 + 12864229402.

It is an arithmetic number, because the mean of its divisors is an integer number (12864229402).

Almost surely, 2^25728458803 is an apocalyptic number.

25728458803 is a deficient number, since it is larger than the sum of its proper divisors (1).

25728458803 is an equidigital number, since it uses as much as digits as its factorization.

25728458803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4300800, while the sum is 52.

The spelling of 25728458803 in words is "twenty-five billion, seven hundred twenty-eight million, four hundred fifty-eight thousand, eight hundred three".