323211999999960 has 192 divisors, whose sum is σ = 1063937010614400. Its totient is φ = 85082750558208.

The previous prime is 323211999999949. The next prime is 323212000000051. The reversal of 323211999999960 is 69999999112323.

323211999999960 is a `hidden beast` number, since 32 + 321 + 1 + 9 + 9 + 99 + 99 + 96 + 0 = 666.

It is a hoax number, since the sum of its digits (81) 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 323211999999960.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 149573932 + ... + 151719428.

It is an arithmetic number, because the mean of its divisors is an integer number (5541338596950).

Almost surely, 2^{323211999999960} is an apocalyptic number.

323211999999960 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 323211999999960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (531968505307200).

323211999999960 is an abundant number, since it is smaller than the sum of its proper divisors (740725010614440).

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

323211999999960 is a wasteful number, since it uses less digits than its factorization.

323211999999960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2150890 (or 2150883 counting only the distinct ones).

The product of its (nonzero) digits is 1033121304, while the sum is 81.

The spelling of 323211999999960 in words is "three hundred twenty-three trillion, two hundred eleven billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred sixty".