12228448754400 has 72 divisors (see below), whose sum is σ = 39803600703384. Its totient is φ = 3260919667200.

The previous prime is 12228448754369. The next prime is 12228448754419. The reversal of 12228448754400 is 445784482221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2547591091 + ... + 2547595890.

It is an arithmetic number, because the mean of its divisors is an integer number (552827787547).

Almost surely, 2^{12228448754400} is an apocalyptic number.

12228448754400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12228448754400 is an abundant number, since it is smaller than the sum of its proper divisors (27575151948984).

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

12228448754400 is a wasteful number, since it uses less digits than its factorization.

12228448754400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5095187004 (or 5095186991 counting only the distinct ones).

The product of its (nonzero) digits is 4587520, while the sum is 51.

The spelling of 12228448754400 in words is "twelve trillion, two hundred twenty-eight billion, four hundred forty-eight million, seven hundred fifty-four thousand, four hundred".