4144840388 has 96 divisors (see below), whose sum is σ = 8256366720. Its totient is φ = 1808040960.

The previous prime is 4144840387. The next prime is 4144840417. The reversal of 4144840388 is 8830484414.

It is not an unprimeable number, because it can be changed into a prime (4144840387) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10440206 + ... + 10440602.

It is an arithmetic number, because the mean of its divisors is an integer number (86003820).

Almost surely, 2^4144840388 is an apocalyptic number.

It is an amenable number.

4144840388 is a deficient number, since it is larger than the sum of its proper divisors (4111526332).

4144840388 is a wasteful number, since it uses less digits than its factorization.

4144840388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597 (or 595 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 44.

The square root of 4144840388 is about 64380.4348230113. The cubic root of 4144840388 is about 1606.3343152095.

The spelling of 4144840388 in words is "four billion, one hundred forty-four million, eight hundred forty thousand, three hundred eighty-eight".