328120597873616 has 20 divisors (see below), whose sum is σ = 635833412799972. Its totient is φ = 164034555860736.

The previous prime is 328120597873613. The next prime is 328120597873619. The reversal of 328120597873616 is 616378795021823.

It is an interprime number because it is at equal distance from previous prime (328120597873613) and next prime (328120597873619).

It can be written as a sum of positive squares in 2 ways, for example, as 200199973833616 + 127920624040000 = 14149204^2 + 11310200^2 .

It is a hoax number, since the sum of its digits (68) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328120597873613) 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, 1608837101 + ... + 1609041036.

Almost surely, 2^{328120597873616} is an apocalyptic number.

It is an amenable number.

328120597873616 is a deficient number, since it is larger than the sum of its proper divisors (307712814926356).

328120597873616 is a wasteful number, since it uses less digits than its factorization.

328120597873616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3217884518 (or 3217884512 counting only the distinct ones).

The product of its (nonzero) digits is 182891520, while the sum is 68.

The spelling of 328120597873616 in words is "three hundred twenty-eight trillion, one hundred twenty billion, five hundred ninety-seven million, eight hundred seventy-three thousand, six hundred sixteen".