328536343635823 has 4 divisors (see below), whose sum is σ = 334104756239880. Its totient is φ = 322967931031768.

The previous prime is 328536343635809. The next prime is 328536343635853.

328536343635823 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 328536343635823 - 2²⁵ = 328536310081391 is a prime.

It is a super-2 number, since 2×328536343635823² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328536343635853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2784206301940 + ... + 2784206302057.

It is an arithmetic number, because the mean of its divisors is an integer number (83526189059970).

Almost surely, 2^{328536343635823} is an apocalyptic number.

328536343635823 is a deficient number, since it is larger than the sum of its proper divisors (5568412604057).

328536343635823 is an equidigital number, since it uses as much as digits as its factorization.

328536343635823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5568412604056.

The product of its digits is 671846400, while the sum is 64.

The spelling of 328536343635823 in words is "three hundred twenty-eight trillion, five hundred thirty-six billion, three hundred forty-three million, six hundred thirty-five thousand, eight hundred twenty-three".