2144445052243 has 8 divisors (see below), whose sum is σ = 2310026409936. Its totient is φ = 1978952844000.

The previous prime is 2144445052213. The next prime is 2144445052261. The reversal of 2144445052243 is 3422505444412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2144445052243 - 2⁹ = 2144445051731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2144445052196 and 2144445052205.

It is not an unprimeable number, because it can be changed into a prime (2144445052213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22237393 + ... + 22333618.

It is an arithmetic number, because the mean of its divisors is an integer number (288753301242).

Almost surely, 2^{2144445052243} is an apocalyptic number.

2144445052243 is a deficient number, since it is larger than the sum of its proper divisors (165581357693).

2144445052243 is a wasteful number, since it uses less digits than its factorization.

2144445052243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44574725.

The product of its (nonzero) digits is 614400, while the sum is 40.

The spelling of 2144445052243 in words is "two trillion, one hundred forty-four billion, four hundred forty-five million, fifty-two thousand, two hundred forty-three".