4442394320000 has 320 divisors, whose sum is σ = 13611176779200. Its totient is φ = 1405942272000.

The previous prime is 4442394319981. The next prime is 4442394320009. The reversal of 4442394320000 is 234932444.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (4442394320009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 6974891 + ... + 7585109.

It is an arithmetic number, because the mean of its divisors is an integer number (42534927435).

Almost surely, 2^{4442394320000} is an apocalyptic number.

4442394320000 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 4442394320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6805588389600).

4442394320000 is an abundant number, since it is smaller than the sum of its proper divisors (9168782459200).

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

4442394320000 is an equidigital number, since it uses as much as digits as its factorization.

4442394320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610273 (or 610246 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

The spelling of 4442394320000 in words is "four trillion, four hundred forty-two billion, three hundred ninety-four million, three hundred twenty thousand".