196143608678 has 32 divisors (see below), whose sum is σ = 325260847296. Its totient is φ = 88236960768.

The previous prime is 196143608659. The next prime is 196143608711. The reversal of 196143608678 is 876806341691.

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, 1249850 + ... + 1398002.

It is an arithmetic number, because the mean of its divisors is an integer number (10164401478).

Almost surely, 2^196143608678 is an apocalyptic number.

196143608678 is a deficient number, since it is larger than the sum of its proper divisors (129117238618).

196143608678 is a wasteful number, since it uses less digits than its factorization.

196143608678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149888.

The product of its (nonzero) digits is 10450944, while the sum is 59.

The spelling of 196143608678 in words is "one hundred ninety-six billion, one hundred forty-three million, six hundred eight thousand, six hundred seventy-eight".