13669669786 has 16 divisors (see below), whose sum is σ = 20963888640. Its totient is φ = 6682028080.

The previous prime is 13669669733. The next prime is 13669669789. The reversal of 13669669786 is 68796696631.

It is not an unprimeable number, because it can be changed into a prime (13669669789) 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 7 ways as a sum of consecutive naturals, for example, 5820 + ... + 165448.

It is an arithmetic number, because the mean of its divisors is an integer number (1310243040).

Almost surely, 2^13669669786 is an apocalyptic number.

13669669786 is a deficient number, since it is larger than the sum of its proper divisors (7294218854).

13669669786 is a wasteful number, since it uses less digits than its factorization.

13669669786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160589.

The product of its digits is 105815808, while the sum is 67.

The spelling of 13669669786 in words is "thirteen billion, six hundred sixty-nine million, six hundred sixty-nine thousand, seven hundred eighty-six".