44321020000 has 120 divisors (see below), whose sum is σ = 109255458312. Its totient is φ = 17692800000.

The previous prime is 44321019979. The next prime is 44321020043. The reversal of 44321020000 is 2012344.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

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, 11418060 + ... + 11421940.

Almost surely, 2^44321020000 is an apocalyptic number.

44321020000 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 44321020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54627729156).

44321020000 is an abundant number, since it is smaller than the sum of its proper divisors (64934438312).

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

44321020000 is an equidigital number, since it uses as much as digits as its factorization.

44321020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4482 (or 4459 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 44321020000 its reverse (2012344), we get a palindrome (44323032344).

The spelling of 44321020000 in words is "forty-four billion, three hundred twenty-one million, twenty thousand".