321882879060 has 36 divisors (see below), whose sum is σ = 976378067028. Its totient is φ = 85835434368.

The previous prime is 321882879053. The next prime is 321882879061. The reversal of 321882879060 is 60978288123.

It is a happy number.

321882879060 is a `hidden beast` number, since 3 + 218 + 8 + 287 + 90 + 60 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 117206261316 + 204676617744 = 342354^2 + 452412^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 321882878988 and 321882879006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321882879061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 894118929 + ... + 894119288.

It is an arithmetic number, because the mean of its divisors is an integer number (27121612973).

Almost surely, 2^321882879060 is an apocalyptic number.

321882879060 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

321882879060 is an abundant number, since it is smaller than the sum of its proper divisors (654495187968).

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

321882879060 is a wasteful number, since it uses less digits than its factorization.

321882879060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1788238232 (or 1788238227 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 321882879060 in words is "three hundred twenty-one billion, eight hundred eighty-two million, eight hundred seventy-nine thousand, sixty".