195830997392 has 20 divisors (see below), whose sum is σ = 380116217136. Its totient is φ = 97736489760.

The previous prime is 195830997391. The next prime is 195830997421. The reversal of 195830997392 is 293799038591.

195830997392 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (195830997391) 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 3 ways as a sum of consecutive naturals, for example, 11179034 + ... + 11196537.

Almost surely, 2^195830997392 is an apocalyptic number.

It is an amenable number.

195830997392 is a deficient number, since it is larger than the sum of its proper divisors (184285219744).

195830997392 is a wasteful number, since it uses less digits than its factorization.

195830997392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22376126 (or 22376120 counting only the distinct ones).

The product of its (nonzero) digits is 33067440, while the sum is 65.

The spelling of 195830997392 in words is "one hundred ninety-five billion, eight hundred thirty million, nine hundred ninety-seven thousand, three hundred ninety-two".