25443244234452 has 384 divisors, whose sum is σ = 70059644928000. Its totient is φ = 7101315072000.

The previous prime is 25443244234409. The next prime is 25443244234453.

25443244234452 is nontrivially palindromic in base 10.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25443244234453) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 24254760424 + ... + 24254761472.

It is an arithmetic number, because the mean of its divisors is an integer number (182446992000).

Almost surely, 2^{25443244234452} is an apocalyptic number.

25443244234452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25443244234452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35029822464000).

25443244234452 is an abundant number, since it is smaller than the sum of its proper divisors (44616400693548).

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

25443244234452 is a wasteful number, since it uses less digits than its factorization.

25443244234452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327 (or 2325 counting only the distinct ones).

The product of its digits is 14745600, while the sum is 48.

It can be divided in two parts, 2544324 and 4234452, that added together give a palindrome (6778776).

The spelling of 25443244234452 in words is "twenty-five trillion, four hundred forty-three billion, two hundred forty-four million, two hundred thirty-four thousand, four hundred fifty-two".