328542782523427 has 4 divisors (see below), whose sum is σ = 330940905023736. Its totient is φ = 326144660023120.

The previous prime is 328542782523421. The next prime is 328542782523437. The reversal of 328542782523427 is 724325287245823.

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

It is a cyclic number.

It is not a de Polignac number, because 328542782523427 - 2¹¹ = 328542782521379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328542782523421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1199061249949 + ... + 1199061250222.

It is an arithmetic number, because the mean of its divisors is an integer number (82735226255934).

Almost surely, 2^{328542782523427} is an apocalyptic number.

328542782523427 is a deficient number, since it is larger than the sum of its proper divisors (2398122500309).

328542782523427 is a wasteful number, since it uses less digits than its factorization.

328542782523427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2398122500308.

The product of its digits is 361267200, while the sum is 64.

The spelling of 328542782523427 in words is "three hundred twenty-eight trillion, five hundred forty-two billion, seven hundred eighty-two million, five hundred twenty-three thousand, four hundred twenty-seven".