2040444320 has 24 divisors (see below), whose sum is σ = 4820550084. Its totient is φ = 816177664.

The previous prime is 2040444283. The next prime is 2040444337. The reversal of 2040444320 is 234440402.

It can be written as a sum of positive squares in 2 ways, for example, as 1915987984 + 124456336 = 43772^2 + 11156^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6376229 + ... + 6376548.

Almost surely, 2^2040444320 is an apocalyptic number.

2040444320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2040444320 is an abundant number, since it is smaller than the sum of its proper divisors (2780105764).

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

2040444320 is a wasteful number, since it uses less digits than its factorization.

2040444320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12752792 (or 12752784 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 2040444320 is about 45171.2775998200. The cubic root of 2040444320 is about 1268.3572121000.

Adding to 2040444320 its reverse (234440402), we get a palindrome (2274884722).

The spelling of 2040444320 in words is "two billion, forty million, four hundred forty-four thousand, three hundred twenty".