197338361857776 has 60 divisors (see below), whose sum is σ = 571317240160680. Its totient is φ = 63511196918400.

The previous prime is 197338361857757. The next prime is 197338361857823. The reversal of 197338361857776 is 677758163833791.

197338361857776 is a `hidden beast` number, since 1 + 9 + 7 + 3 + 3 + 8 + 36 + 1 + 8 + 577 + 7 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 197338361857695 and 197338361857704.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23627673250 + ... + 23627681601.

It is an arithmetic number, because the mean of its divisors is an integer number (9521954002678).

Almost surely, 2^{197338361857776} is an apocalyptic number.

197338361857776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

197338361857776 is an abundant number, since it is smaller than the sum of its proper divisors (373978878302904).

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

197338361857776 is a wasteful number, since it uses less digits than its factorization.

197338361857776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47255354894 (or 47255354885 counting only the distinct ones).

The product of its digits is 6721263360, while the sum is 81.

The spelling of 197338361857776 in words is "one hundred ninety-seven trillion, three hundred thirty-eight billion, three hundred sixty-one million, eight hundred fifty-seven thousand, seven hundred seventy-six".