423130440412 has 12 divisors (see below), whose sum is σ = 740590527600. Its totient is φ = 211533146816.

The previous prime is 423130440373. The next prime is 423130440431. The reversal of 423130440412 is 214044031324.

It is a congruent number.

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, 7988653 + ... + 8041444.

It is an arithmetic number, because the mean of its divisors is an integer number (61715877300).

Almost surely, 2^423130440412 is an apocalyptic number.

It is an amenable number.

423130440412 is a deficient number, since it is larger than the sum of its proper divisors (317460087188).

423130440412 is a wasteful number, since it uses less digits than its factorization.

423130440412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16036700 (or 16036698 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 423130440412 its reverse (214044031324), we get a palindrome (637174471736).

The spelling of 423130440412 in words is "four hundred twenty-three billion, one hundred thirty million, four hundred forty thousand, four hundred twelve".