423213545552 has 40 divisors (see below), whose sum is σ = 948977952000. Its totient is φ = 179081315712.

The previous prime is 423213545543. The next prime is 423213545563. The reversal of 423213545552 is 255545312324.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23906927 + ... + 23924622.

It is an arithmetic number, because the mean of its divisors is an integer number (23724448800).

Almost surely, 2^423213545552 is an apocalyptic number.

It is an amenable number.

423213545552 is an abundant number, since it is smaller than the sum of its proper divisors (525764406448).

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

423213545552 is a wasteful number, since it uses less digits than its factorization.

423213545552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47831643 (or 47831637 counting only the distinct ones).

The product of its digits is 720000, while the sum is 41.

Adding to 423213545552 its reverse (255545312324), we get a palindrome (678758857876).

The spelling of 423213545552 in words is "four hundred twenty-three billion, two hundred thirteen million, five hundred forty-five thousand, five hundred fifty-two".