4424446680 has 128 divisors (see below), whose sum is σ = 13661395200. Its totient is φ = 1145498112.

The previous prime is 4424446669. The next prime is 4424446699. The reversal of 4424446680 is 866444244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3031791 + ... + 3033249.

It is an arithmetic number, because the mean of its divisors is an integer number (106729650).

Almost surely, 2^4424446680 is an apocalyptic number.

4424446680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4424446680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6830697600).

4424446680 is an abundant number, since it is smaller than the sum of its proper divisors (9236948520).

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

4424446680 is a wasteful number, since it uses less digits than its factorization.

4424446680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193 (or 2189 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 42.

The square root of 4424446680 is about 66516.5143404253. The cubic root of 4424446680 is about 1641.6717387162.

The spelling of 4424446680 in words is "four billion, four hundred twenty-four million, four hundred forty-six thousand, six hundred eighty".