423144445014432 has 192 divisors, whose sum is σ = 1241118837504000. Its totient is φ = 140254210877184.

The previous prime is 423144445014407. The next prime is 423144445014463. The reversal of 423144445014432 is 234410544441324.

423144445014432 is a `hidden beast` number, since 4 + 2 + 3 + 14 + 44 + 450 + 144 + 3 + 2 = 666.

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 31 ways as a sum of consecutive naturals, for example, 5070045919 + ... + 5070129377.

It is an arithmetic number, because the mean of its divisors is an integer number (6464160612000).

Almost surely, 2^{423144445014432} 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 423144445014432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (620559418752000).

423144445014432 is an abundant number, since it is smaller than the sum of its proper divisors (817974392489568).

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

423144445014432 is a wasteful number, since it uses less digits than its factorization.

423144445014432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116440 (or 116426 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 45.

Adding to 423144445014432 its reverse (234410544441324), we get a palindrome (657554989455756).

The spelling of 423144445014432 in words is "four hundred twenty-three trillion, one hundred forty-four billion, four hundred forty-five million, fourteen thousand, four hundred thirty-two".