331377663804 has 96 divisors (see below), whose sum is σ = 864333130752. Its totient is φ = 97939584000.

The previous prime is 331377663781. The next prime is 331377663811. The reversal of 331377663804 is 408366773133.

It is a super-2 number, since 2×331377663804² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 24839824 + ... + 24853160.

It is an arithmetic number, because the mean of its divisors is an integer number (9003470112).

Almost surely, 2^331377663804 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 331377663804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (432166565376).

331377663804 is an abundant number, since it is smaller than the sum of its proper divisors (532955466948).

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

331377663804 is a wasteful number, since it uses less digits than its factorization.

331377663804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17987 (or 17985 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 51.

The spelling of 331377663804 in words is "three hundred thirty-one billion, three hundred seventy-seven million, six hundred sixty-three thousand, eight hundred four".