441064428220 has 48 divisors (see below), whose sum is σ = 1006806513888. Its totient is φ = 161332542720.

The previous prime is 441064428173. The next prime is 441064428223. The reversal of 441064428220 is 22824460144.

It is a self number, because there is not a number n which added to its sum of digits gives 441064428220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441064428223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7899291 + ... + 7954930.

It is an arithmetic number, because the mean of its divisors is an integer number (20975135706).

Almost surely, 2^441064428220 is an apocalyptic number.

It is an amenable number.

441064428220 is an abundant number, since it is smaller than the sum of its proper divisors (565742085668).

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

441064428220 is a wasteful number, since it uses less digits than its factorization.

441064428220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15854350 (or 15854348 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 37.

Adding to 441064428220 its reverse (22824460144), we get a palindrome (463888888364).

The spelling of 441064428220 in words is "four hundred forty-one billion, sixty-four million, four hundred twenty-eight thousand, two hundred twenty".