32013321016 has 8 divisors (see below), whose sum is σ = 60024976920. Its totient is φ = 16006660504.

The previous prime is 32013320981. The next prime is 32013321017. The reversal of 32013321016 is 61012331023.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32013321017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000832556 + ... + 2000832571.

It is an arithmetic number, because the mean of its divisors is an integer number (7503122115).

Almost surely, 2^32013321016 is an apocalyptic number.

It is an amenable number.

32013321016 is a deficient number, since it is larger than the sum of its proper divisors (28011655904).

32013321016 is a wasteful number, since it uses less digits than its factorization.

32013321016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4001665133 (or 4001665129 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 32013321016 its reverse (61012331023), we get a palindrome (93025652039).

The spelling of 32013321016 in words is "thirty-two billion, thirteen million, three hundred twenty-one thousand, sixteen".