40044204442220 has 24 divisors (see below), whose sum is σ = 91737631995408. Its totient is φ = 14561528888000.

The previous prime is 40044204442181. The next prime is 40044204442237. The reversal of 40044204442220 is 2224440244004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91009555331 + ... + 91009555770.

It is an arithmetic number, because the mean of its divisors is an integer number (3822401333142).

Almost surely, 2^{40044204442220} is an apocalyptic number.

It is an amenable number.

40044204442220 is an abundant number, since it is smaller than the sum of its proper divisors (51693427553188).

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

40044204442220 is a wasteful number, since it uses less digits than its factorization.

40044204442220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182019111121 (or 182019111119 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 40044204442220 its reverse (2224440244004), we get a palindrome (42268644686224).

The spelling of 40044204442220 in words is "forty trillion, forty-four billion, two hundred four million, four hundred forty-two thousand, two hundred twenty".