328454485020 has 72 divisors (see below), whose sum is σ = 1054918532304. Its totient is φ = 82435634688.

The previous prime is 328454485019. The next prime is 328454485031. The reversal of 328454485020 is 20584454823.

328454485020 is a `hidden beast` number, since 3 + 2 + 8 + 4 + 544 + 85 + 0 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 53665974 + ... + 53672093.

It is an arithmetic number, because the mean of its divisors is an integer number (14651646282).

Almost surely, 2^328454485020 is an apocalyptic number.

328454485020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

328454485020 is an abundant number, since it is smaller than the sum of its proper divisors (726464047284).

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

328454485020 is a wasteful number, since it uses less digits than its factorization.

328454485020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107338099 (or 107338094 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 45.

The spelling of 328454485020 in words is "three hundred twenty-eight billion, four hundred fifty-four million, four hundred eighty-five thousand, twenty".