44540002320 has 320 divisors, whose sum is σ = 161017694208. Its totient is φ = 10075648000.

The previous prime is 44540002319. The next prime is 44540002327. The reversal of 44540002320 is 2320004544.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (44540002327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2480575 + ... + 2498465.

Almost surely, 2^44540002320 is an apocalyptic number.

44540002320 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 44540002320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80508847104).

44540002320 is an abundant number, since it is smaller than the sum of its proper divisors (116477691888).

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

44540002320 is a wasteful number, since it uses less digits than its factorization.

44540002320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17982 (or 17976 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

Adding to 44540002320 its reverse (2320004544), we get a palindrome (46860006864).

The spelling of 44540002320 in words is "forty-four billion, five hundred forty million, two thousand, three hundred twenty".