32116221384 has 64 divisors (see below), whose sum is σ = 86652296640. Its totient is φ = 9860709120.

The previous prime is 32116221383. The next prime is 32116221421. The reversal of 32116221384 is 48312261123.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (32116221383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35494 + ... + 255914.

It is an arithmetic number, because the mean of its divisors is an integer number (1353942135).

Almost surely, 2^32116221384 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 32116221384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43326148320).

32116221384 is an abundant number, since it is smaller than the sum of its proper divisors (54536075256).

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

32116221384 is a wasteful number, since it uses less digits than its factorization.

32116221384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220910 (or 220906 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The spelling of 32116221384 in words is "thirty-two billion, one hundred sixteen million, two hundred twenty-one thousand, three hundred eighty-four".