25453744735452 has 48 divisors (see below), whose sum is σ = 64792193354112. Its totient is φ = 7713155609280.

The previous prime is 25453744735429. The next prime is 25453744735453.

25453744735452 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25453744735453) 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 15 ways as a sum of consecutive naturals, for example, 9260163 + ... + 11690085.

It is an arithmetic number, because the mean of its divisors is an integer number (1349837361544).

Almost surely, 2^{25453744735452} is an apocalyptic number.

25453744735452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25453744735452 is an abundant number, since it is smaller than the sum of its proper divisors (39338448618660).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25453744735452 is a wasteful number, since it uses less digits than its factorization.

25453744735452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2509298 (or 2509296 counting only the distinct ones).

The product of its digits is 282240000, while the sum is 60.

The spelling of 25453744735452 in words is "twenty-five trillion, four hundred fifty-three billion, seven hundred forty-four million, seven hundred thirty-five thousand, four hundred fifty-two".