12440125205326 has 32 divisors (see below), whose sum is σ = 22966765617600. Its totient is φ = 4921286651136.

The previous prime is 12440125205303. The next prime is 12440125205371. The reversal of 12440125205326 is 62350252104421.

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 15 ways as a sum of consecutive naturals, for example, 11104290 + ... + 12173146.

It is an arithmetic number, because the mean of its divisors is an integer number (717711425550).

Almost surely, 2^{12440125205326} is an apocalyptic number.

12440125205326 is a deficient number, since it is larger than the sum of its proper divisors (10526640412274).

12440125205326 is a wasteful number, since it uses less digits than its factorization.

12440125205326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132828.

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

Adding to 12440125205326 its reverse (62350252104421), we get a palindrome (74790377309747).

The spelling of 12440125205326 in words is "twelve trillion, four hundred forty billion, one hundred twenty-five million, two hundred five thousand, three hundred twenty-six".