1191700616968 has 16 divisors (see below), whose sum is σ = 2271068799660. Its totient is φ = 586082270400.

The previous prime is 1191700616963. The next prime is 1191700616983. The reversal of 1191700616968 is 8696160071911.

It can be written as a sum of positive squares in 2 ways, for example, as 1128137131044 + 63563485924 = 1062138^2 + 252118^2 .

It is not an unprimeable number, because it can be changed into a prime (1191700616963) by changing a digit.

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, 1221004243 + ... + 1221005218.

Almost surely, 2^{1191700616968} is an apocalyptic number.

It is an amenable number.

1191700616968 is a deficient number, since it is larger than the sum of its proper divisors (1079368182692).

1191700616968 is a wasteful number, since it uses less digits than its factorization.

1191700616968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2442009528 (or 2442009524 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 55.

The spelling of 1191700616968 in words is "one trillion, one hundred ninety-one billion, seven hundred million, six hundred sixteen thousand, nine hundred sixty-eight".