197523707916 has 24 divisors (see below), whose sum is σ = 461988636480. Its totient is φ = 65684095312.

The previous prime is 197523707861. The next prime is 197523707959. The reversal of 197523707916 is 619707325791.

197523707916 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 19637346 + ... + 19647401.

It is an arithmetic number, because the mean of its divisors is an integer number (19249526520).

Almost surely, 2^197523707916 is an apocalyptic number.

It is an amenable number.

197523707916 is an abundant number, since it is smaller than the sum of its proper divisors (264464928564).

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

197523707916 is a wasteful number, since it uses less digits than its factorization.

197523707916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39285173 (or 39285171 counting only the distinct ones).

The product of its (nonzero) digits is 5000940, while the sum is 57.

The spelling of 197523707916 in words is "one hundred ninety-seven billion, five hundred twenty-three million, seven hundred seven thousand, nine hundred sixteen".