323213214745872 has 240 divisors, whose sum is σ = 997947161490240. Its totient is φ = 96835145932800.

The previous prime is 323213214745867. The next prime is 323213214745891. The reversal of 323213214745872 is 278547412312323.

323213214745872 is a `hidden beast` number, since 3 + 2 + 3 + 2 + 13 + 2 + 1 + 47 + 4 + 587 + 2 = 666.

It is a super-2 number, since 2×323213214745872² (a number of 30 digits) contains 22 as substring.

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, 1897028847 + ... + 1897199217.

It is an arithmetic number, because the mean of its divisors is an integer number (4158113172876).

Almost surely, 2^{323213214745872} 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 323213214745872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (498973580745120).

323213214745872 is an abundant number, since it is smaller than the sum of its proper divisors (674733946744368).

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

323213214745872 is a wasteful number, since it uses less digits than its factorization.

323213214745872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183942 (or 183933 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 54.

The spelling of 323213214745872 in words is "three hundred twenty-three trillion, two hundred thirteen billion, two hundred fourteen million, seven hundred forty-five thousand, eight hundred seventy-two".