321352013514416 has 80 divisors (see below), whose sum is σ = 649004179169280. Its totient is φ = 153970455640320.

The previous prime is 321352013514361. The next prime is 321352013514451. The reversal of 321352013514416 is 614415310253123.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85031465 + ... + 88730231.

It is an arithmetic number, because the mean of its divisors is an integer number (8112552239616).

Almost surely, 2^{321352013514416} 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 321352013514416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324502089584640).

321352013514416 is an abundant number, since it is smaller than the sum of its proper divisors (327652165654864).

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

321352013514416 is a wasteful number, since it uses less digits than its factorization.

321352013514416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3700522 (or 3700516 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

Adding to 321352013514416 its reverse (614415310253123), we get a palindrome (935767323767539).

The spelling of 321352013514416 in words is "three hundred twenty-one trillion, three hundred fifty-two billion, thirteen million, five hundred fourteen thousand, four hundred sixteen".