423544553322 has 32 divisors (see below), whose sum is σ = 924571627200. Its totient is φ = 128280942720.

The previous prime is 423544553321. The next prime is 423544553387. The reversal of 423544553322 is 223355445324.

It is not an unprimeable number, because it can be changed into a prime (423544553321) 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, 1517683 + ... + 1774950.

It is an arithmetic number, because the mean of its divisors is an integer number (28892863350).

Almost surely, 2^423544553322 is an apocalyptic number.

423544553322 is an abundant number, since it is smaller than the sum of its proper divisors (501027073878).

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

423544553322 is a wasteful number, since it uses less digits than its factorization.

423544553322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3294598.

The product of its digits is 1728000, while the sum is 42.

Adding to 423544553322 its reverse (223355445324), we get a palindrome (646899998646).

The spelling of 423544553322 in words is "four hundred twenty-three billion, five hundred forty-four million, five hundred fifty-three thousand, three hundred twenty-two".