166265392312 has 16 divisors (see below), whose sum is σ = 321803985600. Its totient is φ = 80450996160.

The previous prime is 166265392291. The next prime is 166265392313. The reversal of 166265392312 is 213293562661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166265392313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 335212237 + ... + 335212732.

It is an arithmetic number, because the mean of its divisors is an integer number (20112749100).

Almost surely, 2^166265392312 is an apocalyptic number.

It is an amenable number.

166265392312 is a deficient number, since it is larger than the sum of its proper divisors (155538593288).

166265392312 is a wasteful number, since it uses less digits than its factorization.

166265392312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670425006 (or 670425002 counting only the distinct ones).

The product of its digits is 699840, while the sum is 46.

The spelling of 166265392312 in words is "one hundred sixty-six billion, two hundred sixty-five million, three hundred ninety-two thousand, three hundred twelve".