32720852032 has 112 divisors (see below), whose sum is σ = 72078128640. Its totient is φ = 14614016000.

The previous prime is 32720851993. The next prime is 32720852053. The reversal of 32720852032 is 23025802723.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9739569 + ... + 9742927.

It is an arithmetic number, because the mean of its divisors is an integer number (643554720).

Almost surely, 2^32720852032 is an apocalyptic number.

32720852032 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32720852032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36039064320).

32720852032 is an abundant number, since it is smaller than the sum of its proper divisors (39357276608).

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

32720852032 is a wasteful number, since it uses less digits than its factorization.

32720852032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3620 (or 3610 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 34.

The spelling of 32720852032 in words is "thirty-two billion, seven hundred twenty million, eight hundred fifty-two thousand, thirty-two".