12025321242256 has 40 divisors (see below), whose sum is σ = 26637017750720. Its totient is φ = 5151866385024.

The previous prime is 12025321242241. The next prime is 12025321242287. The reversal of 12025321242256 is 65224212352021.

12025321242256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18880326 + ... + 19506853.

It is an arithmetic number, because the mean of its divisors is an integer number (665925443768).

Almost surely, 2^{12025321242256} is an apocalyptic number.

12025321242256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12025321242256 is an abundant number, since it is smaller than the sum of its proper divisors (14611696508464).

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

12025321242256 is a wasteful number, since it uses less digits than its factorization.

12025321242256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38389991 (or 38389985 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 12025321242256 its reverse (65224212352021), we get a palindrome (77249533594277).

The spelling of 12025321242256 in words is "twelve trillion, twenty-five billion, three hundred twenty-one million, two hundred forty-two thousand, two hundred fifty-six".