328488856028 has 48 divisors (see below), whose sum is σ = 630779698080. Its totient is φ = 148986937344.

The previous prime is 328488856013. The next prime is 328488856061. The reversal of 328488856028 is 820658884823.

It is a super-2 number, since 2×328488856028² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 962300 + ... + 1258172.

It is an arithmetic number, because the mean of its divisors is an integer number (13141243710).

Almost surely, 2^328488856028 is an apocalyptic number.

It is an amenable number.

328488856028 is a deficient number, since it is larger than the sum of its proper divisors (302290842052).

328488856028 is a wasteful number, since it uses less digits than its factorization.

328488856028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296486 (or 296484 counting only the distinct ones).

The product of its (nonzero) digits is 47185920, while the sum is 62.

The spelling of 328488856028 in words is "three hundred twenty-eight billion, four hundred eighty-eight million, eight hundred fifty-six thousand, twenty-eight".