115166501000166 has 32 divisors (see below), whose sum is σ = 287168418079488. Its totient is φ = 29913376883040.

The previous prime is 115166501000153. The next prime is 115166501000171. The reversal of 115166501000166 is 661000105661511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124639069885 + ... + 124639070808.

It is an arithmetic number, because the mean of its divisors is an integer number (8974013064984).

Almost surely, 2^{115166501000166} is an apocalyptic number.

115166501000166 is an abundant number, since it is smaller than the sum of its proper divisors (172001917079322).

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

115166501000166 is a wasteful number, since it uses less digits than its factorization.

115166501000166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249278140716.

The product of its (nonzero) digits is 32400, while the sum is 39.

Adding to 115166501000166 its reverse (661000105661511), we get a palindrome (776166606661677).

The spelling of 115166501000166 in words is "one hundred fifteen trillion, one hundred sixty-six billion, five hundred one million, one hundred sixty-six", and thus it is an aban number.