328548822651 has 16 divisors (see below), whose sum is σ = 556273139200. Its totient is φ = 187742184264.

The previous prime is 328548822649. The next prime is 328548822671. The reversal of 328548822651 is 156228845823.

328548822651 is a `hidden beast` number, since 3 + 2 + 85 + 488 + 22 + 65 + 1 = 666.

It is not a de Polignac number, because 328548822651 - 2¹ = 328548822649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (328548822611) 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, 869176591 + ... + 869176968.

It is an arithmetic number, because the mean of its divisors is an integer number (34767071200).

Almost surely, 2^328548822651 is an apocalyptic number.

328548822651 is a deficient number, since it is larger than the sum of its proper divisors (227724316549).

328548822651 is a wasteful number, since it uses less digits than its factorization.

328548822651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1738353575 (or 1738353569 counting only the distinct ones).

The product of its digits is 7372800, while the sum is 54.

The spelling of 328548822651 in words is "three hundred twenty-eight billion, five hundred forty-eight million, eight hundred twenty-two thousand, six hundred fifty-one".