2144444444412 has 48 divisors (see below), whose sum is σ = 5060645880192. Its totient is φ = 706700948800.

The previous prime is 2144444444381. The next prime is 2144444444453.

2144444444412 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 467478 + ... + 2123069.

It is an arithmetic number, because the mean of its divisors is an integer number (105430122504).

Almost surely, 2^{2144444444412} is an apocalyptic number.

It is an amenable number.

2144444444412 is an abundant number, since it is smaller than the sum of its proper divisors (2916201435780).

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

2144444444412 is a wasteful number, since it uses less digits than its factorization.

2144444444412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2591338 (or 2591336 counting only the distinct ones).

The product of its digits is 1048576, while the sum is 42.

The spelling of 2144444444412 in words is "two trillion, one hundred forty-four billion, four hundred forty-four million, four hundred forty-four thousand, four hundred twelve".