423531030512 has 20 divisors (see below), whose sum is σ = 826581093936. Its totient is φ = 210219780480.

The previous prime is 423531030499. The next prime is 423531030523. The reversal of 423531030512 is 215030135324.

It is a happy number.

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, 96606164 + ... + 96610547.

Almost surely, 2^423531030512 is an apocalyptic number.

It is an amenable number.

423531030512 is a deficient number, since it is larger than the sum of its proper divisors (403050063424).

423531030512 is a wasteful number, since it uses less digits than its factorization.

423531030512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193216856 (or 193216850 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 423531030512 its reverse (215030135324), we get a palindrome (638561165836).

The spelling of 423531030512 in words is "four hundred twenty-three billion, five hundred thirty-one million, thirty thousand, five hundred twelve".