25343245304 has 128 divisors (see below), whose sum is σ = 54667872000. Its totient is φ = 10918001664.

The previous prime is 25343245241. The next prime is 25343245339. The reversal of 25343245304 is 40354234352.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48457187 + ... + 48457709.

It is an arithmetic number, because the mean of its divisors is an integer number (427092750).

Almost surely, 2^25343245304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25343245304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27333936000).

25343245304 is an abundant number, since it is smaller than the sum of its proper divisors (29324626696).

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

25343245304 is a wasteful number, since it uses less digits than its factorization.

25343245304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877 (or 873 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 25343245304 its reverse (40354234352), we get a palindrome (65697479656).

The spelling of 25343245304 in words is "twenty-five billion, three hundred forty-three million, two hundred forty-five thousand, three hundred four".