25241544514253 has 4 divisors (see below), whose sum is σ = 25425789364860. Its totient is φ = 25057299663648.

The previous prime is 25241544514099. The next prime is 25241544514297. The reversal of 25241544514253 is 35241544514252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10053478001284 + 15188066512969 = 3170722^2 + 3897187^2 .

It is a cyclic number.

It is not a de Polignac number, because 25241544514253 - 2¹⁶ = 25241544448717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 25241544514198 and 25241544514207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25241546514253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92122425098 + ... + 92122425371.

It is an arithmetic number, because the mean of its divisors is an integer number (6356447341215).

Almost surely, 2^{25241544514253} is an apocalyptic number.

It is an amenable number.

25241544514253 is a deficient number, since it is larger than the sum of its proper divisors (184244850607).

25241544514253 is a wasteful number, since it uses less digits than its factorization.

25241544514253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184244850606.

The product of its digits is 3840000, while the sum is 47.

Subtracting 25241544514253 from its reverse (35241544514252), we obtain a palindrome (9999999999999).

The spelling of 25241544514253 in words is "twenty-five trillion, two hundred forty-one billion, five hundred forty-four million, five hundred fourteen thousand, two hundred fifty-three".