328106229912 has 96 divisors (see below), whose sum is σ = 919653134400. Its totient is φ = 105552609792.

The previous prime is 328106229863. The next prime is 328106229937. The reversal of 328106229912 is 219922601823.

328106229912 is a `hidden beast` number, since 3 + 2 + 8 + 1 + 0 + 622 + 9 + 9 + 12 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5077228 + ... + 5141444.

It is an arithmetic number, because the mean of its divisors is an integer number (9579720150).

Almost surely, 2^328106229912 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 328106229912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (459826567200).

328106229912 is an abundant number, since it is smaller than the sum of its proper divisors (591546904488).

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

328106229912 is a wasteful number, since it uses less digits than its factorization.

328106229912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66705 (or 66698 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 328106229912 in words is "three hundred twenty-eight billion, one hundred six million, two hundred twenty-nine thousand, nine hundred twelve".