32321243122432 has 72 divisors (see below), whose sum is σ = 70457109362640. Its totient is φ = 14675658670080.

The previous prime is 32321243122403. The next prime is 32321243122433. The reversal of 32321243122432 is 23422134212323.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (32321243122433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3561393 + ... + 8793520.

It is an arithmetic number, because the mean of its divisors is an integer number (978570963370).

Almost surely, 2^{32321243122432} is an apocalyptic number.

32321243122432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

32321243122432 is an abundant number, since it is smaller than the sum of its proper divisors (38135866240208).

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

32321243122432 is a wasteful number, since it uses less digits than its factorization.

32321243122432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12355869 (or 12355855 counting only the distinct ones).

The product of its digits is 82944, while the sum is 34.

Adding to 32321243122432 its reverse (23422134212323), we get a palindrome (55743377334755).

The spelling of 32321243122432 in words is "thirty-two trillion, three hundred twenty-one billion, two hundred forty-three million, one hundred twenty-two thousand, four hundred thirty-two".