25253434411 has 2 divisors, whose sum is σ = 25253434412. Its totient is φ = 25253434410.

The previous prime is 25253434399. The next prime is 25253434417. The reversal of 25253434411 is 11443435252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25253434411 - 2²⁹ = 24716563499 is a prime.

It is not a weakly prime, because it can be changed into another prime (25253434417) 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, 12626717205 + 12626717206.

It is an arithmetic number, because the mean of its divisors is an integer number (12626717206).

Almost surely, 2^25253434411 is an apocalyptic number.

25253434411 is a deficient number, since it is larger than the sum of its proper divisors (1).

25253434411 is an equidigital number, since it uses as much as digits as its factorization.

25253434411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 34.

Adding to 25253434411 its reverse (11443435252), we get a palindrome (36696869663).

The spelling of 25253434411 in words is "twenty-five billion, two hundred fifty-three million, four hundred thirty-four thousand, four hundred eleven".