166666596 has 24 divisors (see below), whose sum is σ = 402299520. Its totient is φ = 53639712.

The previous prime is 166666583. The next prime is 166666597. The reversal of 166666596 is 695666661.

166666596 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (166666597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239116 + ... + 239811.

It is an arithmetic number, because the mean of its divisors is an integer number (16762480).

Almost surely, 2^166666596 is an apocalyptic number.

It is an amenable number.

166666596 is an abundant number, since it is smaller than the sum of its proper divisors (235632924).

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

166666596 is a wasteful number, since it uses less digits than its factorization.

166666596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478963 (or 478961 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 51.

The square root of 166666596 is about 12909.9417504495. The cubic root of 166666596 is about 550.3211303704.

The spelling of 166666596 in words is "one hundred sixty-six million, six hundred sixty-six thousand, five hundred ninety-six".