166356230512 has 20 divisors (see below), whose sum is σ = 322523324200. Its totient is φ = 83124404928.

The previous prime is 166356230497. The next prime is 166356230563. The reversal of 166356230512 is 215032653661.

166356230512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 3331338 + ... + 3380905.

It is an arithmetic number, because the mean of its divisors is an integer number (16126166210).

Almost surely, 2^166356230512 is an apocalyptic number.

It is an amenable number.

166356230512 is a deficient number, since it is larger than the sum of its proper divisors (156167093688).

166356230512 is a wasteful number, since it uses less digits than its factorization.

166356230512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6713800 (or 6713794 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 40.

The spelling of 166356230512 in words is "one hundred sixty-six billion, three hundred fifty-six million, two hundred thirty thousand, five hundred twelve".