4403664384 has 240 divisors, whose sum is σ = 13914371328. Its totient is φ = 1212309504.

The previous prime is 4403664347. The next prime is 4403664401. The reversal of 4403664384 is 4834663044.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9042189 + ... + 9042675.

Almost surely, 2^4403664384 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 4403664384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6957185664).

4403664384 is an abundant number, since it is smaller than the sum of its proper divisors (9510706944).

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

4403664384 is an equidigital number, since it uses as much as digits as its factorization.

4403664384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573 (or 528 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 42.

The square root of 4403664384 is about 66360.1113923116. Note that the first 3 decimals coincide. The cubic root of 4403664384 is about 1639.0973100930.

The spelling of 4403664384 in words is "four billion, four hundred three million, six hundred sixty-four thousand, three hundred eighty-four".