32320321332 has 24 divisors (see below), whose sum is σ = 81215166816. Its totient is φ = 9944714208.

The previous prime is 32320321321. The next prime is 32320321337. The reversal of 32320321332 is 23312302323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32320321337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103590618 + ... + 103590929.

It is an arithmetic number, because the mean of its divisors is an integer number (3383965284).

Almost surely, 2^32320321332 is an apocalyptic number.

It is an amenable number.

32320321332 is an abundant number, since it is smaller than the sum of its proper divisors (48894845484).

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

32320321332 is a wasteful number, since it uses less digits than its factorization.

32320321332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207181567 (or 207181565 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 32320321332 its reverse (23312302323), we get a palindrome (55632623655).

The spelling of 32320321332 in words is "thirty-two billion, three hundred twenty million, three hundred twenty-one thousand, three hundred thirty-two".