444244232420 has 48 divisors (see below), whose sum is σ = 946171497600. Its totient is φ = 175172874240.

The previous prime is 444244232389. The next prime is 444244232423. The reversal of 444244232420 is 24232442444.

It is not an unprimeable number, because it can be changed into a prime (444244232423) 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, 15689636 + ... + 15717924.

It is an arithmetic number, because the mean of its divisors is an integer number (19711906200).

Almost surely, 2^444244232420 is an apocalyptic number.

It is an amenable number.

444244232420 is an abundant number, since it is smaller than the sum of its proper divisors (501927265180).

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

444244232420 is a wasteful number, since it uses less digits than its factorization.

444244232420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39428 (or 39426 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 35.

Adding to 444244232420 its reverse (24232442444), we get a palindrome (468476674864).

The spelling of 444244232420 in words is "four hundred forty-four billion, two hundred forty-four million, two hundred thirty-two thousand, four hundred twenty".