197009924164 has 27 divisors (see below), whose sum is σ = 356297423391. Its totient is φ = 95314066920.

The previous prime is 197009924161. The next prime is 197009924183. The reversal of 197009924164 is 461429900791.

The square root of 197009924164 is 443858.

It is a perfect power (a square), and thus also a powerful number.

197009924164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (197009924161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 27515617 + ... + 27522775.

Almost surely, 2^197009924164 is an apocalyptic number.

197009924164 is the 443858-th square number.

It is an amenable number.

197009924164 is a deficient number, since it is larger than the sum of its proper divisors (159287499227).

197009924164 is an frugal number, since it uses more digits than its factorization.

197009924164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14384 (or 7192 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 52.

The spelling of 197009924164 in words is "one hundred ninety-seven billion, nine million, nine hundred twenty-four thousand, one hundred sixty-four".