397017467037216 has 480 divisors, whose sum is σ = 1277817647420160. Its totient is φ = 120435623829504.

The previous prime is 397017467037187. The next prime is 397017467037223. The reversal of 397017467037216 is 612730764710793.

397017467037216 is a `hidden beast` number, since 3 + 97 + 0 + 1 + 7 + 467 + 0 + 3 + 72 + 16 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 170738830 + ... + 173048498.

It is an arithmetic number, because the mean of its divisors is an integer number (2662120098792).

Almost surely, 2^{397017467037216} is an apocalyptic number.

397017467037216 is a gapful number since it is divisible by the number (36) 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 397017467037216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (638908823710080).

397017467037216 is an abundant number, since it is smaller than the sum of its proper divisors (880800180382944).

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

397017467037216 is a wasteful number, since it uses less digits than its factorization.

397017467037216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2309838 (or 2309821 counting only the distinct ones).

The product of its (nonzero) digits is 56010528, while the sum is 63.

The spelling of 397017467037216 in words is "three hundred ninety-seven trillion, seventeen billion, four hundred sixty-seven million, thirty-seven thousand, two hundred sixteen".