15516066560166 has 96 divisors (see below), whose sum is σ = 36700772035200. Its totient is φ = 4899462966720.

The previous prime is 15516066560153. The next prime is 15516066560219. The reversal of 15516066560166 is 66106566061551.

15516066560166 is a `hidden beast` number, since 1 + 5 + 5 + 1 + 6 + 0 + 66 + 560 + 16 + 6 = 666.

15516066560166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 150822906 + ... + 150925746.

It is an arithmetic number, because the mean of its divisors is an integer number (382299708700).

Almost surely, 2^{15516066560166} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15516066560166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18350386017600).

15516066560166 is an abundant number, since it is smaller than the sum of its proper divisors (21184705475034).

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

15516066560166 is a wasteful number, since it uses less digits than its factorization.

15516066560166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119216 (or 119204 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 54.

The spelling of 15516066560166 in words is "fifteen trillion, five hundred sixteen billion, sixty-six million, five hundred sixty thousand, one hundred sixty-six".