166756116 has 12 divisors (see below), whose sum is σ = 389097632. Its totient is φ = 55585368.

The previous prime is 166756097. The next prime is 166756129. The reversal of 166756116 is 611657661.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6948160 + ... + 6948183.

Almost surely, 2^166756116 is an apocalyptic number.

It is an amenable number.

166756116 is an abundant number, since it is smaller than the sum of its proper divisors (222341516).

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

166756116 is a wasteful number, since it uses less digits than its factorization.

166756116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13896350 (or 13896348 counting only the distinct ones).

The product of its digits is 45360, while the sum is 39.

The square root of 166756116 is about 12913.4083804393. The cubic root of 166756116 is about 550.4196422718.

It can be divided in two parts, 16675 and 6116, that added together give a triangular number (22791 = T₂₁₃).

The spelling of 166756116 in words is "one hundred sixty-six million, seven hundred fifty-six thousand, one hundred sixteen".