25304445012000 has 768 divisors, whose sum is σ = 103401333374976. Its totient is φ = 5255585280000.

The previous prime is 25304445011999. The next prime is 25304445012013. The reversal of 25304445012000 is 21054440352.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2467998874 + ... + 2468009126.

It is an arithmetic number, because the mean of its divisors is an integer number (134637152832).

Almost surely, 2^{25304445012000} is an apocalyptic number.

25304445012000 is a gapful number since it is divisible by the number (20) 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 25304445012000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51700666687488).

25304445012000 is an abundant number, since it is smaller than the sum of its proper divisors (78096888362976).

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

25304445012000 is a wasteful number, since it uses less digits than its factorization.

25304445012000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12970 (or 12952 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 25304445012000 its reverse (21054440352), we get a palindrome (25325499452352).

The spelling of 25304445012000 in words is "twenty-five trillion, three hundred four billion, four hundred forty-five million, twelve thousand".