423134423144 has 16 divisors (see below), whose sum is σ = 812727703620. Its totient is φ = 206407035520.

The previous prime is 423134423137. The next prime is 423134423171. The reversal of 423134423144 is 441324431324.

It can be written as a sum of positive squares in 2 ways, for example, as 350272218244 + 72862204900 = 591838^2 + 269930^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 645021659 + ... + 645022314.

Almost surely, 2^423134423144 is an apocalyptic number.

It is an amenable number.

423134423144 is a deficient number, since it is larger than the sum of its proper divisors (389593280476).

423134423144 is a wasteful number, since it uses less digits than its factorization.

423134423144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290044020 (or 1290044016 counting only the distinct ones).

The product of its digits is 110592, while the sum is 35.

Adding to 423134423144 its reverse (441324431324), we get a palindrome (864458854468).

The spelling of 423134423144 in words is "four hundred twenty-three billion, one hundred thirty-four million, four hundred twenty-three thousand, one hundred forty-four".