195191917716 has 48 divisors (see below), whose sum is σ = 469632147264. Its totient is φ = 63067220736.

The previous prime is 195191917597. The next prime is 195191917717. The reversal of 195191917716 is 617719191591.

195191917716 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195191917717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1796041 + ... + 1901616.

It is an arithmetic number, because the mean of its divisors is an integer number (9784003068).

Almost surely, 2^195191917716 is an apocalyptic number.

It is an amenable number.

195191917716 is an abundant number, since it is smaller than the sum of its proper divisors (274440229548).

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

195191917716 is a wasteful number, since it uses less digits than its factorization.

195191917716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3697800 (or 3697798 counting only the distinct ones).

The product of its digits is 1071630, while the sum is 57.

The spelling of 195191917716 in words is "one hundred ninety-five billion, one hundred ninety-one million, nine hundred seventeen thousand, seven hundred sixteen".