4489840850 has 144 divisors (see below), whose sum is σ = 9609697440. Its totient is φ = 1547251200.

The previous prime is 4489840717. The next prime is 4489840853. The reversal of 4489840850 is 580489844.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is not an unprimeable number, because it can be changed into a prime (4489840853) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 50447606 + ... + 50447694.

It is an arithmetic number, because the mean of its divisors is an integer number (66734010).

Almost surely, 2^4489840850 is an apocalyptic number.

4489840850 is an abundant number, since it is smaller than the sum of its proper divisors (5119856590).

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

4489840850 is a wasteful number, since it uses less digits than its factorization.

4489840850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 50.

The square root of 4489840850 is about 67006.2747061796. The cubic root of 4489840850 is about 1649.7202892860.

The spelling of 4489840850 in words is "four billion, four hundred eighty-nine million, eight hundred forty thousand, eight hundred fifty".