328785167121 has 8 divisors (see below), whose sum is σ = 439027759104. Its totient is φ = 218866343280.

The previous prime is 328785167077. The next prime is 328785167131. The reversal of 328785167121 is 121761587823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 328785167121 - 2⁶ = 328785167057 is a prime.

It is a super-2 number, since 2×328785167121² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (328785167131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80939665 + ... + 80943726.

It is an arithmetic number, because the mean of its divisors is an integer number (54878469888).

Almost surely, 2^328785167121 is an apocalyptic number.

It is an amenable number.

328785167121 is a deficient number, since it is larger than the sum of its proper divisors (110242591983).

328785167121 is a wasteful number, since it uses less digits than its factorization.

328785167121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161884071.

The product of its digits is 1128960, while the sum is 51.

The spelling of 328785167121 in words is "three hundred twenty-eight billion, seven hundred eighty-five million, one hundred sixty-seven thousand, one hundred twenty-one".