423144134111344 has 20 divisors (see below), whose sum is σ = 819842460641640. Its totient is φ = 211571886203840.

The previous prime is 423144134111299. The next prime is 423144134111357. The reversal of 423144134111344 is 443111431441324.

It is a super-3 number, since 3×423144134111344³ (a number of 45 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423144134111297 and 423144134111306.

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 3 ways as a sum of consecutive naturals, for example, 9117474 + ... + 30486334.

It is an arithmetic number, because the mean of its divisors is an integer number (40992123032082).

Almost surely, 2^{423144134111344} is an apocalyptic number.

It is an amenable number.

423144134111344 is a deficient number, since it is larger than the sum of its proper divisors (396698326530296).

423144134111344 is a wasteful number, since it uses less digits than its factorization.

423144134111344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22606488 (or 22606482 counting only the distinct ones).

The product of its digits is 221184, while the sum is 40.

Adding to 423144134111344 its reverse (443111431441324), we get a palindrome (866255565552668).

The spelling of 423144134111344 in words is "four hundred twenty-three trillion, one hundred forty-four billion, one hundred thirty-four million, one hundred eleven thousand, three hundred forty-four".