2016550166499 has 12 divisors (see below), whose sum is σ = 3177594201912. Its totient is φ = 1222151616000.

The previous prime is 2016550166489. The next prime is 2016550166513. The reversal of 2016550166499 is 9946610556102.

2016550166499 is a `hidden beast` number, since 2 + 0 + 16 + 550 + 16 + 64 + 9 + 9 = 666.

It is not a de Polignac number, because 2016550166499 - 2⁵ = 2016550166467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2016550166489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10184596702 + ... + 10184596899.

It is an arithmetic number, because the mean of its divisors is an integer number (264799516826).

Almost surely, 2^{2016550166499} is an apocalyptic number.

2016550166499 is a deficient number, since it is larger than the sum of its proper divisors (1161044035413).

2016550166499 is a wasteful number, since it uses less digits than its factorization.

2016550166499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20369193618 (or 20369193615 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 54.

The spelling of 2016550166499 in words is "two trillion, sixteen billion, five hundred fifty million, one hundred sixty-six thousand, four hundred ninety-nine".