320504098668 has 72 divisors (see below), whose sum is σ = 849988219248. Its totient is φ = 93426279552.

The previous prime is 320504098667. The next prime is 320504098729. The reversal of 320504098668 is 866890405023.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 320504098668.

It is not an unprimeable number, because it can be changed into a prime (320504098667) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2789271 + ... + 2901902.

It is an arithmetic number, because the mean of its divisors is an integer number (11805391934).

Almost surely, 2^320504098668 is an apocalyptic number.

320504098668 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

320504098668 is an abundant number, since it is smaller than the sum of its proper divisors (529484120580).

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

320504098668 is a wasteful number, since it uses less digits than its factorization.

320504098668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5691231 (or 5691210 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 51.

The spelling of 320504098668 in words is "three hundred twenty billion, five hundred four million, ninety-eight thousand, six hundred sixty-eight".