25397595359 has 2 divisors, whose sum is σ = 25397595360. Its totient is φ = 25397595358.

The previous prime is 25397595347. The next prime is 25397595373. The reversal of 25397595359 is 95359579352.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25397595359 - 2¹⁶ = 25397529823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25397592359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12698797679 + 12698797680.

It is an arithmetic number, because the mean of its divisors is an integer number (12698797680).

Almost surely, 2^25397595359 is an apocalyptic number.

25397595359 is a deficient number, since it is larger than the sum of its proper divisors (1).

25397595359 is an equidigital number, since it uses as much as digits as its factorization.

25397595359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57408750, while the sum is 62.

The spelling of 25397595359 in words is "twenty-five billion, three hundred ninety-seven million, five hundred ninety-five thousand, three hundred fifty-nine".