166456126 has 8 divisors (see below), whose sum is σ = 249979464. Its totient is φ = 83129640.

The previous prime is 166456123. The next prime is 166456159. The reversal of 166456126 is 621654661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166456123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47080 + ... + 50491.

It is an arithmetic number, because the mean of its divisors is an integer number (31247433).

Almost surely, 2^166456126 is an apocalyptic number.

166456126 is a deficient number, since it is larger than the sum of its proper divisors (83523338).

166456126 is an equidigital number, since it uses as much as digits as its factorization.

166456126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98426.

The product of its digits is 51840, while the sum is 37.

The square root of 166456126 is about 12901.7877055856. The cubic root of 166456126 is about 550.0893805153.

The spelling of 166456126 in words is "one hundred sixty-six million, four hundred fifty-six thousand, one hundred twenty-six".