321396096000 has 2112 divisors, whose sum is σ = 1397907763200. Its totient is φ = 65028096000.

The previous prime is 321396095989. The next prime is 321396096067. The reversal of 321396096000 is 690693123.

It is a self number, because there is not a number n which added to its sum of digits gives 321396096000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 10367615985 + ... + 10367616015.

Almost surely, 2^321396096000 is an apocalyptic number.

321396096000 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 321396096000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (698953881600).

321396096000 is an abundant number, since it is smaller than the sum of its proper divisors (1076511667200).

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

321396096000 is a wasteful number, since it uses less digits than its factorization.

321396096000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 52488, while the sum is 39.

The spelling of 321396096000 in words is "three hundred twenty-one billion, three hundred ninety-six million, ninety-six thousand".