1224144043144 has 128 divisors (see below), whose sum is σ = 2589985601280. Its totient is φ = 537595494400.

The previous prime is 1224144043099. The next prime is 1224144043163. The reversal of 1224144043144 is 4413404414221.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164156664 + ... + 164164120.

It is an arithmetic number, because the mean of its divisors is an integer number (20234262510).

Almost surely, 2^{1224144043144} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1224144043144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1294992800640).

1224144043144 is an abundant number, since it is smaller than the sum of its proper divisors (1365841558136).

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

1224144043144 is a wasteful number, since it uses less digits than its factorization.

1224144043144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7951 (or 7947 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 1224144043144 its reverse (4413404414221), we get a palindrome (5637548457365).

The spelling of 1224144043144 in words is "one trillion, two hundred twenty-four billion, one hundred forty-four million, forty-three thousand, one hundred forty-four".