1366871966016 has 56 divisors (see below), whose sum is σ = 3714259089120. Its totient is φ = 443309824512.

The previous prime is 1366871966003. The next prime is 1366871966021. The reversal of 1366871966016 is 6106691786631.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96197286 + ... + 96211493.

Almost surely, 2^{1366871966016} is an apocalyptic number.

1366871966016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1366871966016 is an abundant number, since it is smaller than the sum of its proper divisors (2347387123104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1366871966016 is a wasteful number, since it uses less digits than its factorization.

1366871966016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192408831 (or 192408821 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 60.

The spelling of 1366871966016 in words is "one trillion, three hundred sixty-six billion, eight hundred seventy-one million, nine hundred sixty-six thousand, sixteen".