328805452842 has 64 divisors (see below), whose sum is σ = 730768262400. Its totient is φ = 98099201024.

The previous prime is 328805452837. The next prime is 328805452867. The reversal of 328805452842 is 248254508823.

It is a super-2 number, since 2×328805452842² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 784 + ... + 810932.

It is an arithmetic number, because the mean of its divisors is an integer number (11418254100).

Almost surely, 2^328805452842 is an apocalyptic number.

328805452842 is an abundant number, since it is smaller than the sum of its proper divisors (401962809558).

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

328805452842 is a wasteful number, since it uses less digits than its factorization.

328805452842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810367.

The product of its (nonzero) digits is 4915200, while the sum is 51.

The spelling of 328805452842 in words is "three hundred twenty-eight billion, eight hundred five million, four hundred fifty-two thousand, eight hundred forty-two".