161006171466 has 24 divisors (see below), whose sum is σ = 374585787360. Its totient is φ = 46001763192.

The previous prime is 161006171461. The next prime is 161006171503. The reversal of 161006171466 is 664171600161.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (161006171461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 273819726 + ... + 273820313.

It is an arithmetic number, because the mean of its divisors is an integer number (15607741140).

Almost surely, 2^161006171466 is an apocalyptic number.

161006171466 is an abundant number, since it is smaller than the sum of its proper divisors (213579615894).

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

161006171466 is a wasteful number, since it uses less digits than its factorization.

161006171466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547640058 (or 547640051 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The spelling of 161006171466 in words is "one hundred sixty-one billion, six million, one hundred seventy-one thousand, four hundred sixty-six".