328545545823 has 16 divisors (see below), whose sum is σ = 530982700800. Its totient is φ = 199118512440.

The previous prime is 328545545813. The next prime is 328545545833.

328545545823 is a `hidden beast` number, since 3 + 2 + 8 + 5 + 4 + 5 + 54 + 582 + 3 = 666.

328545545823 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (328545545813) and next prime (328545545833).

It is not a de Polignac number, because 328545545823 - 2¹⁴ = 328545529439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 328545545823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328545545813) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 553106683 + ... + 553107276.

It is an arithmetic number, because the mean of its divisors is an integer number (33186418800).

Almost surely, 2^328545545823 is an apocalyptic number.

328545545823 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

328545545823 is a deficient number, since it is larger than the sum of its proper divisors (202437154977).

328545545823 is a wasteful number, since it uses less digits than its factorization.

328545545823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106213979 (or 1106213973 counting only the distinct ones).

The product of its digits is 23040000, while the sum is 54.

The spelling of 328545545823 in words is "three hundred twenty-eight billion, five hundred forty-five million, five hundred forty-five thousand, eight hundred twenty-three".