25044543052230 has 128 divisors (see below), whose sum is σ = 65128479349248. Its totient is φ = 6127003164672.

The previous prime is 25044543052223. The next prime is 25044543052271. The reversal of 25044543052230 is 3225034544052.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 50836669 + ... + 51326951.

It is an arithmetic number, because the mean of its divisors is an integer number (508816244916).

Almost surely, 2^{25044543052230} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25044543052230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32564239674624).

25044543052230 is an abundant number, since it is smaller than the sum of its proper divisors (40083936297018).

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

25044543052230 is a wasteful number, since it uses less digits than its factorization.

25044543052230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491110.

The product of its (nonzero) digits is 576000, while the sum is 39.

Adding to 25044543052230 its reverse (3225034544052), we get a palindrome (28269577596282).

The spelling of 25044543052230 in words is "twenty-five trillion, forty-four billion, five hundred forty-three million, fifty-two thousand, two hundred thirty".