327980708416 has 63 divisors (see below), whose sum is σ = 691537482937. Its totient is φ = 154307210240.

The previous prime is 327980708357. The next prime is 327980708527. The reversal of 327980708416 is 614807089723.

The square root of 327980708416 is 572696.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 255348302400 + 72632406016 = 505320^2 + 269504^2 .

It is a super-2 number, since 2×327980708416² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 77884551 + ... + 77888761.

Almost surely, 2^327980708416 is an apocalyptic number.

327980708416 is the 572696-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 327980708416

327980708416 is an abundant number, since it is smaller than the sum of its proper divisors (363556774521).

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

327980708416 is an frugal number, since it uses more digits than its factorization.

327980708416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8468 (or 4230 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 55.

The spelling of 327980708416 in words is "three hundred twenty-seven billion, nine hundred eighty million, seven hundred eight thousand, four hundred sixteen".