32320223004 has 12 divisors (see below), whose sum is σ = 75413853704. Its totient is φ = 10773407664.

The previous prime is 32320223003. The next prime is 32320223029. The reversal of 32320223004 is 40032202323.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32320223003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1346675947 + ... + 1346675970.

Almost surely, 2^32320223004 is an apocalyptic number.

It is an amenable number.

32320223004 is an abundant number, since it is smaller than the sum of its proper divisors (43093630700).

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

32320223004 is a wasteful number, since it uses less digits than its factorization.

32320223004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2693351924 (or 2693351922 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 32320223004 its reverse (40032202323), we get a palindrome (72352425327).

The spelling of 32320223004 in words is "thirty-two billion, three hundred twenty million, two hundred twenty-three thousand, four".