197089209422 has 16 divisors (see below), whose sum is σ = 339382321152. Its totient is φ = 84088027800.

The previous prime is 197089209413. The next prime is 197089209433. The reversal of 197089209422 is 224902980791.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31561454 + ... + 31567697.

It is an arithmetic number, because the mean of its divisors is an integer number (21211395072).

Almost surely, 2^197089209422 is an apocalyptic number.

197089209422 is a deficient number, since it is larger than the sum of its proper divisors (142293111730).

197089209422 is a wasteful number, since it uses less digits than its factorization.

197089209422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63129383.

The product of its (nonzero) digits is 1306368, while the sum is 53.

The spelling of 197089209422 in words is "one hundred ninety-seven billion, eighty-nine million, two hundred nine thousand, four hundred twenty-two".