197087585168 has 20 divisors (see below), whose sum is σ = 381966438000. Its totient is φ = 98515601184.

The previous prime is 197087585153. The next prime is 197087585197. The reversal of 197087585168 is 861585780791.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1704230 + ... + 1816197.

It is an arithmetic number, because the mean of its divisors is an integer number (19098321900).

Almost surely, 2^197087585168 is an apocalyptic number.

It is an amenable number.

197087585168 is a deficient number, since it is larger than the sum of its proper divisors (184878852832).

197087585168 is a wasteful number, since it uses less digits than its factorization.

197087585168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3523934 (or 3523928 counting only the distinct ones).

The product of its (nonzero) digits is 33868800, while the sum is 65.

The spelling of 197087585168 in words is "one hundred ninety-seven billion, eighty-seven million, five hundred eighty-five thousand, one hundred sixty-eight".