423442010044 has 48 divisors (see below), whose sum is σ = 790525945440. Its totient is φ = 197766144000.

The previous prime is 423442010021. The next prime is 423442010099. The reversal of 423442010044 is 440010244324.

It is a junction number, because it is equal to n+sod(n) for n = 423442009994 and 423442010021.

It is a congruent number.

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, 37811854 + ... + 37823050.

It is an arithmetic number, because the mean of its divisors is an integer number (16469290530).

Almost surely, 2^423442010044 is an apocalyptic number.

It is an amenable number.

423442010044 is a deficient number, since it is larger than the sum of its proper divisors (367083935396).

423442010044 is a wasteful number, since it uses less digits than its factorization.

423442010044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15358 (or 15356 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 423442010044 its reverse (440010244324), we get a palindrome (863452254368).

The spelling of 423442010044 in words is "four hundred twenty-three billion, four hundred forty-two million, ten thousand, forty-four".