332181868172 has 48 divisors (see below), whose sum is σ = 724816657152. Its totient is φ = 129411468480.

The previous prime is 332181868159. The next prime is 332181868219. The reversal of 332181868172 is 271868181233.

It is a super-2 number, since 2×332181868172² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 332181868172.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4870418 + ... + 4938150.

It is an arithmetic number, because the mean of its divisors is an integer number (15100347024).

Almost surely, 2^332181868172 is an apocalyptic number.

It is an amenable number.

332181868172 is an abundant number, since it is smaller than the sum of its proper divisors (392634788980).

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

332181868172 is a wasteful number, since it uses less digits than its factorization.

332181868172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83678 (or 83676 counting only the distinct ones).

The product of its digits is 774144, while the sum is 50.

The spelling of 332181868172 in words is "three hundred thirty-two billion, one hundred eighty-one million, eight hundred sixty-eight thousand, one hundred seventy-two".