166056126 has 16 divisors (see below), whose sum is σ = 334034064. Its totient is φ = 55031744.

The previous prime is 166056103. The next prime is 166056133. The reversal of 166056126 is 621650661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78951 + ... + 81026.

It is an arithmetic number, because the mean of its divisors is an integer number (20877129).

Almost surely, 2^166056126 is an apocalyptic number.

166056126 is an abundant number, since it is smaller than the sum of its proper divisors (167977938).

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

166056126 is a wasteful number, since it uses less digits than its factorization.

166056126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160155.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 166056126 is about 12886.2766538671. The cubic root of 166056126 is about 549.6483989697.

The spelling of 166056126 in words is "one hundred sixty-six million, fifty-six thousand, one hundred twenty-six".