328705875624 has 64 divisors (see below), whose sum is σ = 958326192000. Its totient is φ = 93915962112.

The previous prime is 328705875601. The next prime is 328705875629. The reversal of 328705875624 is 426578507823.

It is not an unprimeable number, because it can be changed into a prime (328705875629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19956897 + ... + 19973360.

It is an arithmetic number, because the mean of its divisors is an integer number (14973846750).

Almost surely, 2^328705875624 is an apocalyptic number.

It is an amenable number.

328705875624 is an abundant number, since it is smaller than the sum of its proper divisors (629620316376).

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

328705875624 is a wasteful number, since it uses less digits than its factorization.

328705875624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39930287 (or 39930269 counting only the distinct ones).

The product of its (nonzero) digits is 22579200, while the sum is 57.

The spelling of 328705875624 in words is "three hundred twenty-eight billion, seven hundred five million, eight hundred seventy-five thousand, six hundred twenty-four".