12244011324440 has 128 divisors (see below), whose sum is σ = 32642160537600. Its totient is φ = 4044788144640.

The previous prime is 12244011324439. The next prime is 12244011324469. The reversal of 12244011324440 is 4442311044221.

It is a junction number, because it is equal to n+sod(n) for n = 12244011324397 and 12244011324406.

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 31 ways as a sum of consecutive naturals, for example, 1092194 + ... + 5067633.

It is an arithmetic number, because the mean of its divisors is an integer number (255016879200).

Almost surely, 2^{12244011324440} is an apocalyptic number.

12244011324440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12244011324440 is an abundant number, since it is smaller than the sum of its proper divisors (20398149213160).

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

12244011324440 is a wasteful number, since it uses less digits than its factorization.

12244011324440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6160105 (or 6160101 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 12244011324440 its reverse (4442311044221), we get a palindrome (16686322368661).

The spelling of 12244011324440 in words is "twelve trillion, two hundred forty-four billion, eleven million, three hundred twenty-four thousand, four hundred forty".