327864221104 has 80 divisors (see below), whose sum is σ = 743693829120. Its totient is φ = 137092999680.

The previous prime is 327864221099. The next prime is 327864221129. The reversal of 327864221104 is 401122468723.

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, 4350012 + ... + 4424740.

It is an arithmetic number, because the mean of its divisors is an integer number (9296172864).

Almost surely, 2^327864221104 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 327864221104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371846914560).

327864221104 is an abundant number, since it is smaller than the sum of its proper divisors (415829608016).

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

327864221104 is a wasteful number, since it uses less digits than its factorization.

327864221104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75698 (or 75692 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 40.

Adding to 327864221104 its reverse (401122468723), we get a palindrome (728986689827).

The spelling of 327864221104 in words is "three hundred twenty-seven billion, eight hundred sixty-four million, two hundred twenty-one thousand, one hundred four".