423242403312 has 160 divisors (see below), whose sum is σ = 1145746667520. Its totient is φ = 134471393280.

The previous prime is 423242403277. The next prime is 423242403461. The reversal of 423242403312 is 213304242324.

It is a super-2 number, since 2×423242403312² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 423242403312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41615764 + ... + 41625932.

It is an arithmetic number, because the mean of its divisors is an integer number (7160916672).

Almost surely, 2^423242403312 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 423242403312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (572873333760).

423242403312 is an abundant number, since it is smaller than the sum of its proper divisors (722504264208).

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

423242403312 is a wasteful number, since it uses less digits than its factorization.

423242403312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10631 (or 10625 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 423242403312 its reverse (213304242324), we get a palindrome (636546645636).

The spelling of 423242403312 in words is "four hundred twenty-three billion, two hundred forty-two million, four hundred three thousand, three hundred twelve".