12162872376171 has 16 divisors (see below), whose sum is σ = 19657167477120. Its totient is φ = 7371437803560.

The previous prime is 12162872376143. The next prime is 12162872376211. The reversal of 12162872376171 is 17167327826121.

12162872376171 is a `hidden beast` number, since 1 + 2 + 1 + 6 + 287 + 237 + 61 + 71 = 666.

It is not a de Polignac number, because 12162872376171 - 2⁶ = 12162872376107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12162872372171) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20476215825 + ... + 20476216418.

It is an arithmetic number, because the mean of its divisors is an integer number (1228572967320).

Almost surely, 2^{12162872376171} is an apocalyptic number.

12162872376171 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12162872376171 is a deficient number, since it is larger than the sum of its proper divisors (7494295100949).

12162872376171 is a wasteful number, since it uses less digits than its factorization.

12162872376171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40952432263 (or 40952432257 counting only the distinct ones).

The product of its digits is 2370816, while the sum is 54.

The spelling of 12162872376171 in words is "twelve trillion, one hundred sixty-two billion, eight hundred seventy-two million, three hundred seventy-six thousand, one hundred seventy-one".