4450366728 has 96 divisors (see below), whose sum is σ = 12258604800. Its totient is φ = 1458255744.

The previous prime is 4450366721. The next prime is 4450366729. The reversal of 4450366728 is 8276630544.

It is not an unprimeable number, because it can be changed into a prime (4450366721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4162578 + ... + 4163646.

It is an arithmetic number, because the mean of its divisors is an integer number (127693800).

Almost surely, 2^4450366728 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 4450366728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6129302400).

4450366728 is an abundant number, since it is smaller than the sum of its proper divisors (7808238072).

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

4450366728 is a wasteful number, since it uses less digits than its factorization.

4450366728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011 (or 2004 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The square root of 4450366728 is about 66711.0690065749. The cubic root of 4450366728 is about 1644.8713391180.

The spelling of 4450366728 in words is "four billion, four hundred fifty million, three hundred sixty-six thousand, seven hundred twenty-eight".