328668254208 has 936 divisors, whose sum is σ = 1199145100608. Its totient is φ = 89515819008.

The previous prime is 328668254191. The next prime is 328668254227. The reversal of 328668254208 is 802452866823.

It is a happy number.

328668254208 is a `hidden beast` number, since 32 + 8 + 6 + 68 + 2 + 542 + 0 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1121734510 + ... + 1121734802.

It is an arithmetic number, because the mean of its divisors is an integer number (1281137928).

Almost surely, 2^328668254208 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 328668254208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (599572550304).

328668254208 is an abundant number, since it is smaller than the sum of its proper divisors (870476846400).

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

328668254208 is an equidigital number, since it uses as much as digits as its factorization.

328668254208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369 (or 328 counting only the distinct ones).

The product of its (nonzero) digits is 8847360, while the sum is 54.

The spelling of 328668254208 in words is "three hundred twenty-eight billion, six hundred sixty-eight million, two hundred fifty-four thousand, two hundred eight".