1129786467686 has 16 divisors (see below), whose sum is σ = 1720091829600. Its totient is φ = 556469715648.

The previous prime is 1129786467581. The next prime is 1129786467703. The reversal of 1129786467686 is 6867646879211.

It is a congruent number.

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, 11749730 + ... + 11845493.

It is an arithmetic number, because the mean of its divisors is an integer number (107505739350).

Almost surely, 2^{1129786467686} is an apocalyptic number.

1129786467686 is a deficient number, since it is larger than the sum of its proper divisors (590305361914).

1129786467686 is a wasteful number, since it uses less digits than its factorization.

1129786467686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23595583.

The product of its digits is 292626432, while the sum is 71.

The spelling of 1129786467686 in words is "one trillion, one hundred twenty-nine billion, seven hundred eighty-six million, four hundred sixty-seven thousand, six hundred eighty-six".