321063630063512 has 96 divisors (see below), whose sum is σ = 702878415034320. Its totient is φ = 137088234097920.

The previous prime is 321063630063503. The next prime is 321063630063529. The reversal of 321063630063512 is 215360036360123.

It is a self number, because there is not a number n which added to its sum of digits gives 321063630063512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 386764958 + ... + 387594194.

Almost surely, 2^{321063630063512} 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 321063630063512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351439207517160).

321063630063512 is an abundant number, since it is smaller than the sum of its proper divisors (381814784970808).

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

321063630063512 is a wasteful number, since it uses less digits than its factorization.

321063630063512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832921 (or 832910 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 41.

The spelling of 321063630063512 in words is "three hundred twenty-one trillion, sixty-three billion, six hundred thirty million, sixty-three thousand, five hundred twelve".