4434376320 has 512 divisors, whose sum is σ = 17581536000. Its totient is φ = 1046937600.

The previous prime is 4434376301. The next prime is 4434376321. The reversal of 4434376320 is 236734344.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4434376321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7792996 + ... + 7793564.

Almost surely, 2^4434376320 is an apocalyptic number.

4434376320 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 4434376320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8790768000).

4434376320 is an abundant number, since it is smaller than the sum of its proper divisors (13147159680).

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

4434376320 is a wasteful number, since it uses less digits than its factorization.

4434376320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649 (or 631 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 36.

The square root of 4434376320 is about 66591.1129205692. The cubic root of 4434376320 is about 1642.8989377287.

The spelling of 4434376320 in words is "four billion, four hundred thirty-four million, three hundred seventy-six thousand, three hundred twenty".