2144002544 has 20 divisors (see below), whose sum is σ = 4154741520. Its totient is φ = 1071811200.

The previous prime is 2144002537. The next prime is 2144002547. The reversal of 2144002544 is 4452004412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2144002547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140069 + ... + 154619.

It is an arithmetic number, because the mean of its divisors is an integer number (207737076).

Almost surely, 2^2144002544 is an apocalyptic number.

It is an amenable number.

2144002544 is a deficient number, since it is larger than the sum of its proper divisors (2010738976).

2144002544 is a wasteful number, since it uses less digits than its factorization.

2144002544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23768 (or 23762 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 2144002544 is about 46303.3750821687. The cubic root of 2144002544 is about 1289.4616554639.

Adding to 2144002544 its reverse (4452004412), we get a palindrome (6596006956).

The spelling of 2144002544 in words is "two billion, one hundred forty-four million, two thousand, five hundred forty-four".