4404323143220 has 216 divisors, whose sum is σ = 12735862213032. Its totient is φ = 1267177443840.

The previous prime is 4404323143183. The next prime is 4404323143279. The reversal of 4404323143220 is 223413234044.

It can be written as a sum of positive squares in 4 ways, for example, as 6192745636 + 4398130397584 = 78694^2 + 2097172^2 .

It is a congruent number.

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 71 ways as a sum of consecutive naturals, for example, 112994 + ... + 2970086.

Almost surely, 2^{4404323143220} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4404323143220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6367931106516).

4404323143220 is an abundant number, since it is smaller than the sum of its proper divisors (8331539069812).

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

4404323143220 is a wasteful number, since it uses less digits than its factorization.

4404323143220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2857151 (or 2857131 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 4404323143220 its reverse (223413234044), we get a palindrome (4627736377264).

The spelling of 4404323143220 in words is "four trillion, four hundred four billion, three hundred twenty-three million, one hundred forty-three thousand, two hundred twenty".