195944782396 has 48 divisors (see below), whose sum is σ = 393956640000. Its totient is φ = 84336992640.

The previous prime is 195944782387. The next prime is 195944782421. The reversal of 195944782396 is 693287449591.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1690305 + ... + 1802503.

It is an arithmetic number, because the mean of its divisors is an integer number (8207430000).

Almost surely, 2^195944782396 is an apocalyptic number.

It is an amenable number.

195944782396 is an abundant number, since it is smaller than the sum of its proper divisors (198011857604).

195944782396 is a wasteful number, since it uses less digits than its factorization.

195944782396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114322 (or 114320 counting only the distinct ones).

The product of its digits is 117573120, while the sum is 67.

The spelling of 195944782396 in words is "one hundred ninety-five billion, nine hundred forty-four million, seven hundred eighty-two thousand, three hundred ninety-six".