1366499686168 has 48 divisors (see below), whose sum is σ = 2619994106520. Its totient is φ = 668136889728.

The previous prime is 1366499686133. The next prime is 1366499686169. The reversal of 1366499686168 is 8616869946631.

It is a self number, because there is not a number n which added to its sum of digits gives 1366499686168.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366499686169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4781071 + ... + 5058817.

Almost surely, 2^{1366499686168} is an apocalyptic number.

It is an amenable number.

1366499686168 is a deficient number, since it is larger than the sum of its proper divisors (1253494420352).

1366499686168 is a wasteful number, since it uses less digits than its factorization.

1366499686168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278024 (or 277953 counting only the distinct ones).

The product of its digits is 483729408, while the sum is 73.

The spelling of 1366499686168 in words is "one trillion, three hundred sixty-six billion, four hundred ninety-nine million, six hundred eighty-six thousand, one hundred sixty-eight".