25351053589 has 2 divisors, whose sum is σ = 25351053590. Its totient is φ = 25351053588.

The previous prime is 25351053587. The next prime is 25351053617. The reversal of 25351053589 is 98535015352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14928685489 + 10422368100 = 122183^2 + 102090^2 .

It is a cyclic number.

It is not a de Polignac number, because 25351053589 - 2¹ = 25351053587 is a prime.

Together with 25351053587, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25351053587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12675526794 + 12675526795.

It is an arithmetic number, because the mean of its divisors is an integer number (12675526795).

Almost surely, 2^25351053589 is an apocalyptic number.

It is an amenable number.

25351053589 is a deficient number, since it is larger than the sum of its proper divisors (1).

25351053589 is an equidigital number, since it uses as much as digits as its factorization.

25351053589 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810000, while the sum is 46.

The spelling of 25351053589 in words is "twenty-five billion, three hundred fifty-one million, fifty-three thousand, five hundred eighty-nine".