328517550912 has 56 divisors (see below), whose sum is σ = 897241499392. Its totient is φ = 105973401600.

The previous prime is 328517550859. The next prime is 328517550931. The reversal of 328517550912 is 219055715823.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27591289 + ... + 27603192.

It is an arithmetic number, because the mean of its divisors is an integer number (16022169632).

Almost surely, 2^328517550912 is an apocalyptic number.

328517550912 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

328517550912 is an abundant number, since it is smaller than the sum of its proper divisors (568723948480).

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

328517550912 is a wasteful number, since it uses less digits than its factorization.

328517550912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55194527 (or 55194517 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 48.

The spelling of 328517550912 in words is "three hundred twenty-eight billion, five hundred seventeen million, five hundred fifty thousand, nine hundred twelve".