197801275680396 has 192 divisors, whose sum is σ = 517559878617600. Its totient is φ = 65327250643200.

The previous prime is 197801275680347. The next prime is 197801275680409. The reversal of 197801275680396 is 693086572108791.

197801275680396 is a `hidden beast` number, since 1 + 9 + 7 + 8 + 0 + 1 + 27 + 568 + 0 + 39 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5883598875 + ... + 5883632493.

It is an arithmetic number, because the mean of its divisors is an integer number (2695624367800).

Almost surely, 2^{197801275680396} 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 197801275680396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258779939308800).

197801275680396 is an abundant number, since it is smaller than the sum of its proper divisors (319758602937204).

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

197801275680396 is a wasteful number, since it uses less digits than its factorization.

197801275680396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34917 (or 34909 counting only the distinct ones).

The product of its (nonzero) digits is 274337280, while the sum is 72.

The spelling of 197801275680396 in words is "one hundred ninety-seven trillion, eight hundred one billion, two hundred seventy-five million, six hundred eighty thousand, three hundred ninety-six".