25119642253 has 2 divisors, whose sum is σ = 25119642254. Its totient is φ = 25119642252.

The previous prime is 25119642239. The next prime is 25119642283. The reversal of 25119642253 is 35224691152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14416084489 + 10703557764 = 120067^2 + 103458^2 .

It is a cyclic number.

It is not a de Polignac number, because 25119642253 - 2²⁵ = 25086087821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25119642283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12559821126 + 12559821127.

It is an arithmetic number, because the mean of its divisors is an integer number (12559821127).

Almost surely, 2^25119642253 is an apocalyptic number.

It is an amenable number.

25119642253 is a deficient number, since it is larger than the sum of its proper divisors (1).

25119642253 is an equidigital number, since it uses as much as digits as its factorization.

25119642253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 40.

The spelling of 25119642253 in words is "twenty-five billion, one hundred nineteen million, six hundred forty-two thousand, two hundred fifty-three".