4443321064 has 64 divisors (see below), whose sum is σ = 10492352640. Its totient is φ = 1716906240.

The previous prime is 4443321061. The next prime is 4443321131. The reversal of 4443321064 is 4601233444.

It is not an unprimeable number, because it can be changed into a prime (4443321061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39667 + ... + 102274.

It is an arithmetic number, because the mean of its divisors is an integer number (163943010).

Almost surely, 2^4443321064 is an apocalyptic number.

It is an amenable number.

4443321064 is an abundant number, since it is smaller than the sum of its proper divisors (6049031576).

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

4443321064 is a wasteful number, since it uses less digits than its factorization.

4443321064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142010 (or 142006 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 4443321064 is about 66658.2407808667. The cubic root of 4443321064 is about 1644.0028464933.

The spelling of 4443321064 in words is "four billion, four hundred forty-three million, three hundred twenty-one thousand, sixty-four".