2044220224440 has 32 divisors (see below), whose sum is σ = 6132660673680. Its totient is φ = 545125393152.

The previous prime is 2044220224427. The next prime is 2044220224441. The reversal of 2044220224440 is 444220224402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2044220224398 and 2044220224407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044220224441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8517584149 + ... + 8517584388.

Almost surely, 2^{2044220224440} is an apocalyptic number.

2044220224440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044220224440 is an abundant number, since it is smaller than the sum of its proper divisors (4088440449240).

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

2044220224440 is a wasteful number, since it uses less digits than its factorization.

2044220224440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17035168551 (or 17035168547 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 30.

Adding to 2044220224440 its reverse (444220224402), we get a palindrome (2488440448842).

The spelling of 2044220224440 in words is "two trillion, forty-four billion, two hundred twenty million, two hundred twenty-four thousand, four hundred forty".