1316622016666 has 16 divisors (see below), whose sum is σ = 2267865675360. Its totient is φ = 566966418480.

The previous prime is 1316622016663. The next prime is 1316622016687. The reversal of 1316622016666 is 6666102266131.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1316622016663) by changing a digit.

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, 1574906301 + ... + 1574907136.

It is an arithmetic number, because the mean of its divisors is an integer number (141741604710).

Almost surely, 2^{1316622016666} is an apocalyptic number.

1316622016666 is a deficient number, since it is larger than the sum of its proper divisors (951243658694).

1316622016666 is a wasteful number, since it uses less digits than its factorization.

1316622016666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3149813469.

The product of its (nonzero) digits is 559872, while the sum is 46.

The spelling of 1316622016666 in words is "one trillion, three hundred sixteen billion, six hundred twenty-two million, sixteen thousand, six hundred sixty-six".