423212233424 has 80 divisors (see below), whose sum is σ = 861244876800. Its totient is φ = 201078248448.

The previous prime is 423212233391. The next prime is 423212233459. The reversal of 423212233424 is 424332212324.

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, 142542212 + ... + 142545180.

It is an arithmetic number, because the mean of its divisors is an integer number (10765560960).

Almost surely, 2^423212233424 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 423212233424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (430622438400).

423212233424 is an abundant number, since it is smaller than the sum of its proper divisors (438032643376).

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

423212233424 is a wasteful number, since it uses less digits than its factorization.

423212233424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5412 (or 5406 counting only the distinct ones).

The product of its digits is 55296, while the sum is 32.

Adding to 423212233424 its reverse (424332212324), we get a palindrome (847544445748).

The spelling of 423212233424 in words is "four hundred twenty-three billion, two hundred twelve million, two hundred thirty-three thousand, four hundred twenty-four".