1144447744218 has 16 divisors (see below), whose sum is σ = 2350757529120. Its totient is φ = 371172241296.

The previous prime is 1144447744171. The next prime is 1144447744229. The reversal of 1144447744218 is 8124477444411.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2577584788 + ... + 2577585231.

It is an arithmetic number, because the mean of its divisors is an integer number (146922345570).

Almost surely, 2^{1144447744218} is an apocalyptic number.

1144447744218 is an abundant number, since it is smaller than the sum of its proper divisors (1206309784902).

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

1144447744218 is a wasteful number, since it uses less digits than its factorization.

1144447744218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5155170061.

The product of its digits is 3211264, while the sum is 51.

The spelling of 1144447744218 in words is "one trillion, one hundred forty-four billion, four hundred forty-seven million, seven hundred forty-four thousand, two hundred eighteen".