197333513688 has 32 divisors (see below), whose sum is σ = 494303036400. Its totient is φ = 65648604288.

The previous prime is 197333513687. The next prime is 197333513717. The reversal of 197333513688 is 886315333791.

It is a super-2 number, since 2×197333513688² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197333513681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8064631 + ... + 8089062.

Almost surely, 2^197333513688 is an apocalyptic number.

It is an amenable number.

197333513688 is an abundant number, since it is smaller than the sum of its proper divisors (296969522712).

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

197333513688 is a wasteful number, since it uses less digits than its factorization.

197333513688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16154211 (or 16154207 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 57.

The spelling of 197333513688 in words is "one hundred ninety-seven billion, three hundred thirty-three million, five hundred thirteen thousand, six hundred eighty-eight".