196566707812 has 12 divisors (see below), whose sum is σ = 345097823616. Its totient is φ = 97967329640.

The previous prime is 196566707809. The next prime is 196566707839. The reversal of 196566707812 is 218707665691.

196566707812 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 3 ways as a sum of consecutive naturals, for example, 79004668 + ... + 79007155.

It is an arithmetic number, because the mean of its divisors is an integer number (28758151968).

Almost surely, 2^196566707812 is an apocalyptic number.

It is an amenable number.

196566707812 is a deficient number, since it is larger than the sum of its proper divisors (148531115804).

196566707812 is a wasteful number, since it uses less digits than its factorization.

196566707812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158012138 (or 158012136 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 58.

The spelling of 196566707812 in words is "one hundred ninety-six billion, five hundred sixty-six million, seven hundred seven thousand, eight hundred twelve".