8933840144 has 20 divisors (see below), whose sum is σ = 17435664924. Its totient is φ = 4434313728.

The previous prime is 8933840141. The next prime is 8933840161. The reversal of 8933840144 is 4410483398.

It can be written as a sum of positive squares in 2 ways, for example, as 1638630400 + 7295209744 = 40480^2 + 85412^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8933840095 and 8933840104.

It is not an unprimeable number, because it can be changed into a prime (8933840141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2035637 + ... + 2040020.

Almost surely, 2^8933840144 is an apocalyptic number.

It is an amenable number.

8933840144 is a deficient number, since it is larger than the sum of its proper divisors (8501824780).

8933840144 is a wasteful number, since it uses less digits than its factorization.

8933840144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4075802 (or 4075796 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 44.

The square root of 8933840144 is about 94518.9935621407. The cubic root of 8933840144 is about 2074.9743176964.

The spelling of 8933840144 in words is "eight billion, nine hundred thirty-three million, eight hundred forty thousand, one hundred forty-four".