2044320000 has 180 divisors, whose sum is σ = 6800510640. Its totient is φ = 545024000.

The previous prime is 2044319999. The next prime is 2044320011. The reversal of 2044320000 is 234402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 477871 + ... + 482129.

Almost surely, 2^2044320000 is an apocalyptic number.

2044320000 is a gapful number since it is divisible by the number (20) 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 2044320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3400255320).

2044320000 is an abundant number, since it is smaller than the sum of its proper divisors (4756190640).

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

2044320000 is an frugal number, since it uses more digits than its factorization.

2044320000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4298 (or 4269 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 2044320000 is about 45214.1570749693. The cubic root of 2044320000 is about 1269.1597558630.

Adding to 2044320000 its reverse (234402), we get a palindrome (2044554402).

The spelling of 2044320000 in words is "two billion, forty-four million, three hundred twenty thousand".