25382543759 has 2 divisors, whose sum is σ = 25382543760. Its totient is φ = 25382543758.

The previous prime is 25382543749. The next prime is 25382543833. The reversal of 25382543759 is 95734528352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25382543759 - 2⁴ = 25382543743 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25382543759.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25382543749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12691271879 + 12691271880.

It is an arithmetic number, because the mean of its divisors is an integer number (12691271880).

Almost surely, 2^25382543759 is an apocalyptic number.

25382543759 is a deficient number, since it is larger than the sum of its proper divisors (1).

25382543759 is an equidigital number, since it uses as much as digits as its factorization.

25382543759 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072000, while the sum is 53.

The spelling of 25382543759 in words is "twenty-five billion, three hundred eighty-two million, five hundred forty-three thousand, seven hundred fifty-nine".