311982098168028 has 24 divisors (see below), whose sum is σ = 729601475637888. Its totient is φ = 103759283211376.

The previous prime is 311982098167903. The next prime is 311982098168093. The reversal of 311982098168028 is 820861890289113.

It is a self number, because there is not a number n which added to its sum of digits gives 311982098168028.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29343683376 + ... + 29343694007.

It is an arithmetic number, because the mean of its divisors is an integer number (30400061484912).

Almost surely, 2^{311982098168028} is an apocalyptic number.

It is an amenable number.

311982098168028 is an abundant number, since it is smaller than the sum of its proper divisors (417619377469860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

311982098168028 is a wasteful number, since it uses less digits than its factorization.

311982098168028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58687377833 (or 58687377831 counting only the distinct ones).

The product of its (nonzero) digits is 23887872, while the sum is 66.

The spelling of 311982098168028 in words is "three hundred eleven trillion, nine hundred eighty-two billion, ninety-eight million, one hundred sixty-eight thousand, twenty-eight".