2144044020 has 24 divisors (see below), whose sum is σ = 6003323424. Its totient is φ = 571745056.

The previous prime is 2144044009. The next prime is 2144044079. The reversal of 2144044020 is 204404412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17866974 + ... + 17867093.

It is an arithmetic number, because the mean of its divisors is an integer number (250138476).

Almost surely, 2^2144044020 is an apocalyptic number.

2144044020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2144044020 is an abundant number, since it is smaller than the sum of its proper divisors (3859279404).

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

2144044020 is a wasteful number, since it uses less digits than its factorization.

2144044020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35734079 (or 35734077 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 2144044020 is about 46303.8229523222. The cubic root of 2144044020 is about 1289.4699703432.

Adding to 2144044020 its reverse (204404412), we get a palindrome (2348448432).

The spelling of 2144044020 in words is "two billion, one hundred forty-four million, forty-four thousand, twenty".