423041044420 has 12 divisors (see below), whose sum is σ = 888386193324. Its totient is φ = 169216417760.

The previous prime is 423041044411. The next prime is 423041044421. The reversal of 423041044420 is 24440140324.

It can be written as a sum of positive squares in 2 ways, for example, as 251779154176 + 171261890244 = 501776^2 + 413838^2 .

It is not an unprimeable number, because it can be changed into a prime (423041044421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10576026091 + ... + 10576026130.

It is an arithmetic number, because the mean of its divisors is an integer number (74032182777).

Almost surely, 2^423041044420 is an apocalyptic number.

It is an amenable number.

423041044420 is an abundant number, since it is smaller than the sum of its proper divisors (465345148904).

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

423041044420 is a wasteful number, since it uses less digits than its factorization.

423041044420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21152052230 (or 21152052228 counting only the distinct ones).

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

Adding to 423041044420 its reverse (24440140324), we get a palindrome (447481184744).

The spelling of 423041044420 in words is "four hundred twenty-three billion, forty-one million, forty-four thousand, four hundred twenty".