196386951242 has 16 divisors (see below), whose sum is σ = 299435134752. Its totient is φ = 96579729840.

The previous prime is 196386951227. The next prime is 196386951283. The reversal of 196386951242 is 242159683691.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1034684 + ... + 1209687.

It is an arithmetic number, because the mean of its divisors is an integer number (18714695922).

Almost surely, 2^196386951242 is an apocalyptic number.

196386951242 is a deficient number, since it is larger than the sum of its proper divisors (103048183510).

196386951242 is a wasteful number, since it uses less digits than its factorization.

196386951242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245093.

The product of its digits is 5598720, while the sum is 56.

The spelling of 196386951242 in words is "one hundred ninety-six billion, three hundred eighty-six million, nine hundred fifty-one thousand, two hundred forty-two".