432420221044 has 24 divisors (see below), whose sum is σ = 866559835008. Its totient is φ = 184954510560.

The previous prime is 432420221033. The next prime is 432420221069. The reversal of 432420221044 is 440122024234.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 15337387 + ... + 15365554.

It is an arithmetic number, because the mean of its divisors is an integer number (36106659792).

Almost surely, 2^432420221044 is an apocalyptic number.

It is an amenable number.

432420221044 is an abundant number, since it is smaller than the sum of its proper divisors (434139613964).

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

432420221044 is a wasteful number, since it uses less digits than its factorization.

432420221044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30703455 (or 30703453 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 432420221044 its reverse (440122024234), we get a palindrome (872542245278).

The spelling of 432420221044 in words is "four hundred thirty-two billion, four hundred twenty million, two hundred twenty-one thousand, forty-four".