4423938650 has 24 divisors (see below), whose sum is σ = 8274004284. Its totient is φ = 1759795200.

The previous prime is 4423938643. The next prime is 4423938667. The reversal of 4423938650 is 568393244.

It can be written as a sum of positive squares in 6 ways, for example, as 723771409 + 3700167241 = 26903^2 + 60829^2 .

It is a Curzon number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 235367 + ... + 253466.

Almost surely, 2^4423938650 is an apocalyptic number.

4423938650 is a deficient number, since it is larger than the sum of its proper divisors (3850065634).

4423938650 is a wasteful number, since it uses less digits than its factorization.

4423938650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489026 (or 489021 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 44.

The square root of 4423938650 is about 66512.6954047120. The cubic root of 4423938650 is about 1641.6089022022.

The spelling of 4423938650 in words is "four billion, four hundred twenty-three million, nine hundred thirty-eight thousand, six hundred fifty".