423141330432 has 160 divisors (see below), whose sum is σ = 1194179130144. Its totient is φ = 132684185600.

The previous prime is 423141330421. The next prime is 423141330461. The reversal of 423141330432 is 234033141324.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 423141330432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99771832 + ... + 99776072.

Almost surely, 2^423141330432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423141330432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (597089565072).

423141330432 is an abundant number, since it is smaller than the sum of its proper divisors (771037799712).

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

423141330432 is a wasteful number, since it uses less digits than its factorization.

423141330432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8100 (or 8084 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 423141330432 its reverse (234033141324), we get a palindrome (657174471756).

The spelling of 423141330432 in words is "four hundred twenty-three billion, one hundred forty-one million, three hundred thirty thousand, four hundred thirty-two".