423312443504 has 80 divisors (see below), whose sum is σ = 879026238720. Its totient is φ = 196992069120.

The previous prime is 423312443497. The next prime is 423312443513. The reversal of 423312443504 is 405344213324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5681339 + ... + 5755365.

It is an arithmetic number, because the mean of its divisors is an integer number (10987827984).

Almost surely, 2^423312443504 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 423312443504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (439513119360).

423312443504 is an abundant number, since it is smaller than the sum of its proper divisors (455713795216).

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

423312443504 is a wasteful number, since it uses less digits than its factorization.

423312443504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74478 (or 74472 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 423312443504 its reverse (405344213324), we get a palindrome (828656656828).

The spelling of 423312443504 in words is "four hundred twenty-three billion, three hundred twelve million, four hundred forty-three thousand, five hundred four".