423612440312 has 32 divisors (see below), whose sum is σ = 833925704400. Its totient is φ = 201450273024.

The previous prime is 423612440269. The next prime is 423612440353. The reversal of 423612440312 is 213044216324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13610693 + ... + 13641780.

Almost surely, 2^423612440312 is an apocalyptic number.

It is an amenable number.

423612440312 is a deficient number, since it is larger than the sum of its proper divisors (410313264088).

423612440312 is a wasteful number, since it uses less digits than its factorization.

423612440312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27252575 (or 27252571 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 423612440312 its reverse (213044216324), we get a palindrome (636656656636).

The spelling of 423612440312 in words is "four hundred twenty-three billion, six hundred twelve million, four hundred forty thousand, three hundred twelve".