4480729344 has 648 divisors, whose sum is σ = 16793929152. Its totient is φ = 1137991680.

The previous prime is 4480729247. The next prime is 4480729369. The reversal of 4480729344 is 4439270844.

It is a self number, because there is not a number n which added to its sum of digits gives 4480729344.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 63108829 + ... + 63108899.

Almost surely, 2^4480729344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4480729344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8396964576).

4480729344 is an abundant number, since it is smaller than the sum of its proper divisors (12313199808).

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

4480729344 is a wasteful number, since it uses less digits than its factorization.

4480729344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 139 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The square root of 4480729344 is about 66938.2502310898. The cubic root of 4480729344 is about 1648.6035744354.

The spelling of 4480729344 in words is "four billion, four hundred eighty million, seven hundred twenty-nine thousand, three hundred forty-four".