423440012203968 has 112 divisors (see below), whose sum is σ = 1182198178794240. Its totient is φ = 133492894132224.

The previous prime is 423440012203961. The next prime is 423440012203969. The reversal of 423440012203968 is 869302210044324.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423440012203961) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 538301830 + ... + 539087877.

Almost surely, 2^{423440012203968} is an apocalyptic number.

423440012203968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

423440012203968 is an abundant number, since it is smaller than the sum of its proper divisors (758758166590272).

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

423440012203968 is a wasteful number, since it uses less digits than its factorization.

423440012203968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077389834 (or 1077389824 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 423440012203968 in words is "four hundred twenty-three trillion, four hundred forty billion, twelve million, two hundred three thousand, nine hundred sixty-eight".