4450384990 has 8 divisors (see below), whose sum is σ = 8010693000. Its totient is φ = 1780153992.

The previous prime is 4450384987. The next prime is 4450385003. The reversal of 4450384990 is 994830544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4450384990.

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, 222519240 + ... + 222519259.

It is an arithmetic number, because the mean of its divisors is an integer number (1001336625).

Almost surely, 2^4450384990 is an apocalyptic number.

4450384990 is a deficient number, since it is larger than the sum of its proper divisors (3560308010).

4450384990 is a wasteful number, since it uses less digits than its factorization.

4450384990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445038506.

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 4450384990 is about 66711.2058802717. The cubic root of 4450384990 is about 1644.8735890149.

The spelling of 4450384990 in words is "four billion, four hundred fifty million, three hundred eighty-four thousand, nine hundred ninety".