16560155166 has 24 divisors (see below), whose sum is σ = 34955235144. Its totient is φ = 5229522000.

The previous prime is 16560155123. The next prime is 16560155179. The reversal of 16560155166 is 66155106561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3820585 + ... + 3824916.

It is an arithmetic number, because the mean of its divisors is an integer number (1456468131).

Almost surely, 2^16560155166 is an apocalyptic number.

16560155166 is an abundant number, since it is smaller than the sum of its proper divisors (18395079978).

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

16560155166 is a wasteful number, since it uses less digits than its factorization.

16560155166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7645544 (or 7645525 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 16560155166 in words is "sixteen billion, five hundred sixty million, one hundred fifty-five thousand, one hundred sixty-six".