2144403331424 has 24 divisors (see below), whose sum is σ = 4284805914648. Its totient is φ = 1056198654720.

The previous prime is 2144403331409. The next prime is 2144403331537. The reversal of 2144403331424 is 4241333044412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 500091917 + ... + 500096204.

It is an arithmetic number, because the mean of its divisors is an integer number (178533579777).

Almost surely, 2^{2144403331424} is an apocalyptic number.

It is an amenable number.

2144403331424 is a deficient number, since it is larger than the sum of its proper divisors (2140402583224).

2144403331424 is a wasteful number, since it uses less digits than its factorization.

2144403331424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000188198 (or 1000188190 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 2144403331424 its reverse (4241333044412), we get a palindrome (6385736375836).

The spelling of 2144403331424 in words is "two trillion, one hundred forty-four billion, four hundred three million, three hundred thirty-one thousand, four hundred twenty-four".