25728482459 has 2 divisors, whose sum is σ = 25728482460. Its totient is φ = 25728482458.

The previous prime is 25728482441. The next prime is 25728482473. The reversal of 25728482459 is 95428482752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25728482459 - 2²⁰ = 25727433883 is a prime.

It is not a weakly prime, because it can be changed into another prime (25728482419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12864241229 + 12864241230.

It is an arithmetic number, because the mean of its divisors is an integer number (12864241230).

Almost surely, 2^25728482459 is an apocalyptic number.

25728482459 is a deficient number, since it is larger than the sum of its proper divisors (1).

25728482459 is an equidigital number, since it uses as much as digits as its factorization.

25728482459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12902400, while the sum is 56.

The spelling of 25728482459 in words is "twenty-five billion, seven hundred twenty-eight million, four hundred eighty-two thousand, four hundred fifty-nine".