331065540255264 has 144 divisors (see below), whose sum is σ = 875904118387200. Its totient is φ = 109491205158400.

The previous prime is 331065540255199. The next prime is 331065540255347. The reversal of 331065540255264 is 462552045560133.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9853417537 + ... + 9853451135.

It is an arithmetic number, because the mean of its divisors is an integer number (6082667488800).

Almost surely, 2^{331065540255264} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 331065540255264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (437952059193600).

331065540255264 is an abundant number, since it is smaller than the sum of its proper divisors (544838578131936).

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

331065540255264 is a wasteful number, since it uses less digits than its factorization.

331065540255264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39855 (or 39716 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 51.

The spelling of 331065540255264 in words is "three hundred thirty-one trillion, sixty-five billion, five hundred forty million, two hundred fifty-five thousand, two hundred sixty-four".