423320044044 has 48 divisors (see below), whose sum is σ = 988813163520. Its totient is φ = 140954436480.

The previous prime is 423320044001. The next prime is 423320044051. The reversal of 423320044044 is 440440023324.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53723697 + ... + 53731575.

It is an arithmetic number, because the mean of its divisors is an integer number (20600274240).

Almost surely, 2^423320044044 is an apocalyptic number.

It is an amenable number.

423320044044 is an abundant number, since it is smaller than the sum of its proper divisors (565493119476).

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

423320044044 is a wasteful number, since it uses less digits than its factorization.

423320044044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12150 (or 12148 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 423320044044 its reverse (440440023324), we get a palindrome (863760067368).

The spelling of 423320044044 in words is "four hundred twenty-three billion, three hundred twenty million, forty-four thousand, forty-four".