4444523320 has 128 divisors (see below), whose sum is σ = 11023257600. Its totient is φ = 1606348800.

The previous prime is 4444523311. The next prime is 4444523341. The reversal of 4444523320 is 233254444.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1671432 + ... + 1674088.

It is an arithmetic number, because the mean of its divisors is an integer number (86119200).

Almost surely, 2^4444523320 is an apocalyptic number.

4444523320 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 4444523320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5511628800).

4444523320 is an abundant number, since it is smaller than the sum of its proper divisors (6578734280).

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

4444523320 is a wasteful number, since it uses less digits than its factorization.

4444523320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2789 (or 2785 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 31.

The square root of 4444523320 is about 66667.2582307087. The cubic root of 4444523320 is about 1644.1511090218.

Adding to 4444523320 its reverse (233254444), we get a palindrome (4677777764).

The spelling of 4444523320 in words is "four billion, four hundred forty-four million, five hundred twenty-three thousand, three hundred twenty".