328337533334656 has 32 divisors (see below), whose sum is σ = 675210250010880. Its totient is φ = 158872999998720.

The previous prime is 328337533334641. The next prime is 328337533334659. The reversal of 328337533334656 is 656433335733823.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (64).

It is not an unprimeable number, because it can be changed into a prime (328337533334659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41373173116 + ... + 41373181051.

It is an arithmetic number, because the mean of its divisors is an integer number (21100320312840).

Almost surely, 2^{328337533334656} is an apocalyptic number.

It is an amenable number.

328337533334656 is an abundant number, since it is smaller than the sum of its proper divisors (346872716676224).

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

328337533334656 is an equidigital number, since it uses as much as digits as its factorization.

328337533334656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82746354212 (or 82746354200 counting only the distinct ones).

The product of its digits is 881798400, while the sum is 64.

The spelling of 328337533334656 in words is "three hundred twenty-eight trillion, three hundred thirty-seven billion, five hundred thirty-three million, three hundred thirty-four thousand, six hundred fifty-six".