12445054125412 has 12 divisors (see below), whose sum is σ = 22529839365180. Its totient is φ = 6007957163936.

The previous prime is 12445054125391. The next prime is 12445054125421. The reversal of 12445054125412 is 21452145054421.

It can be written as a sum of positive squares in 2 ways, for example, as 5156641638976 + 7288412486436 = 2270824^2 + 2699706^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53642474563 + ... + 53642474794.

It is an arithmetic number, because the mean of its divisors is an integer number (1877486613765).

Almost surely, 2^{12445054125412} is an apocalyptic number.

It is an amenable number.

12445054125412 is a deficient number, since it is larger than the sum of its proper divisors (10084785239768).

12445054125412 is a wasteful number, since it uses less digits than its factorization.

12445054125412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107284949390 (or 107284949388 counting only the distinct ones).

The product of its (nonzero) digits is 256000, while the sum is 40.

Adding to 12445054125412 its reverse (21452145054421), we get a palindrome (33897199179833).

The spelling of 12445054125412 in words is "twelve trillion, four hundred forty-five billion, fifty-four million, one hundred twenty-five thousand, four hundred twelve".