423444332120 has 32 divisors (see below), whose sum is σ = 954231531120. Its totient is φ = 169114304640.

The previous prime is 423444332111. The next prime is 423444332131. The reversal of 423444332120 is 21233444324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8206091 + ... + 8257530.

Almost surely, 2^423444332120 is an apocalyptic number.

423444332120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423444332120 is an abundant number, since it is smaller than the sum of its proper divisors (530787199000).

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

423444332120 is a wasteful number, since it uses less digits than its factorization.

423444332120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16464275 (or 16464271 counting only the distinct ones).

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

Adding to 423444332120 its reverse (21233444324), we get a palindrome (444677776444).

The spelling of 423444332120 in words is "four hundred twenty-three billion, four hundred forty-four million, three hundred thirty-two thousand, one hundred twenty".