32320713384 has 96 divisors (see below), whose sum is σ = 91451505600. Its totient is φ = 10292705280.

The previous prime is 32320713349. The next prime is 32320713389. The reversal of 32320713384 is 48331702323.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (32320713389) 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 23 ways as a sum of consecutive naturals, for example, 1411144 + ... + 1433864.

It is an arithmetic number, because the mean of its divisors is an integer number (952619850).

Almost surely, 2^32320713384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32320713384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45725752800).

32320713384 is an abundant number, since it is smaller than the sum of its proper divisors (59130792216).

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

32320713384 is a wasteful number, since it uses less digits than its factorization.

32320713384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23615 (or 23608 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The spelling of 32320713384 in words is "thirty-two billion, three hundred twenty million, seven hundred thirteen thousand, three hundred eighty-four".