197097274194 has 64 divisors (see below), whose sum is σ = 402365076480. Its totient is φ = 64346192960.

The previous prime is 197097274183. The next prime is 197097274229. The reversal of 197097274194 is 491472790791.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191170459 + ... + 191171489.

It is an arithmetic number, because the mean of its divisors is an integer number (6286954320).

Almost surely, 2^197097274194 is an apocalyptic number.

197097274194 is an abundant number, since it is smaller than the sum of its proper divisors (205267802286).

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

197097274194 is a wasteful number, since it uses less digits than its factorization.

197097274194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2575.

The product of its (nonzero) digits is 8001504, while the sum is 60.

The spelling of 197097274194 in words is "one hundred ninety-seven billion, ninety-seven million, two hundred seventy-four thousand, one hundred ninety-four".