195764047148 has 48 divisors (see below), whose sum is σ = 351002725920. Its totient is φ = 95509499904.

The previous prime is 195764047147. The next prime is 195764047183. The reversal of 195764047148 is 841740467591.

It is a junction number, because it is equal to n+sod(n) for n = 195764047093 and 195764047102.

It is not an unprimeable number, because it can be changed into a prime (195764047147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18769511 + ... + 18779937.

It is an arithmetic number, because the mean of its divisors is an integer number (7312556790).

Almost surely, 2^195764047148 is an apocalyptic number.

It is an amenable number.

195764047148 is a deficient number, since it is larger than the sum of its proper divisors (155238678772).

195764047148 is a wasteful number, since it uses less digits than its factorization.

195764047148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11186 (or 11184 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 56.

The spelling of 195764047148 in words is "one hundred ninety-five billion, seven hundred sixty-four million, forty-seven thousand, one hundred forty-eight".