166132530506 has 16 divisors (see below), whose sum is σ = 249815989728. Its totient is φ = 82860714000.

The previous prime is 166132530461. The next prime is 166132530517. The reversal of 166132530506 is 605035231661.

166132530506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 166132530506.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1850456 + ... + 1938156.

It is an arithmetic number, because the mean of its divisors is an integer number (15613499358).

Almost surely, 2^166132530506 is an apocalyptic number.

166132530506 is a deficient number, since it is larger than the sum of its proper divisors (83683459222).

166132530506 is a wasteful number, since it uses less digits than its factorization.

166132530506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90037.

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 166132530506 in words is "one hundred sixty-six billion, one hundred thirty-two million, five hundred thirty thousand, five hundred six".