322973478912 has 624 divisors, whose sum is σ = 1073018378880. Its totient is φ = 85845344256.

The previous prime is 322973478881. The next prime is 322973478931. The reversal of 322973478912 is 219874379223.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1422790543 + ... + 1422790769.

Almost surely, 2^322973478912 is an apocalyptic number.

322973478912 is a gapful number since it is divisible by the number (32) 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 322973478912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (536509189440).

322973478912 is an abundant number, since it is smaller than the sum of its proper divisors (750044899968).

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

322973478912 is a wasteful number, since it uses less digits than its factorization.

322973478912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424 (or 395 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 57.

The spelling of 322973478912 in words is "three hundred twenty-two billion, nine hundred seventy-three million, four hundred seventy-eight thousand, nine hundred twelve".