2144403222005 has 16 divisors (see below), whose sum is σ = 2807333774784. Its totient is φ = 1559502084480.

The previous prime is 2144403222001. The next prime is 2144403222007. The reversal of 2144403222005 is 5002223044412.

It is not a de Polignac number, because 2144403222005 - 2² = 2144403222001 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144403222001) 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 15 ways as a sum of consecutive naturals, for example, 577322 + ... + 2149908.

It is an arithmetic number, because the mean of its divisors is an integer number (175458360924).

Almost surely, 2^{2144403222005} is an apocalyptic number.

It is an amenable number.

2144403222005 is a deficient number, since it is larger than the sum of its proper divisors (662930552779).

2144403222005 is a wasteful number, since it uses less digits than its factorization.

2144403222005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597396.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 2144403222005 its reverse (5002223044412), we get a palindrome (7146626266417).

The spelling of 2144403222005 in words is "two trillion, one hundred forty-four billion, four hundred three million, two hundred twenty-two thousand, five".