166200625366 has 8 divisors (see below), whose sum is σ = 249302873160. Its totient is φ = 83099667648.

The previous prime is 166200625361. The next prime is 166200625397. The reversal of 166200625366 is 663526002661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166200625361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122205 + ... + 589351.

It is an arithmetic number, because the mean of its divisors is an integer number (31162859145).

Almost surely, 2^166200625366 is an apocalyptic number.

166200625366 is a deficient number, since it is larger than the sum of its proper divisors (83102247794).

166200625366 is a wasteful number, since it uses less digits than its factorization.

166200625366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645038.

The product of its (nonzero) digits is 466560, while the sum is 43.

The spelling of 166200625366 in words is "one hundred sixty-six billion, two hundred million, six hundred twenty-five thousand, three hundred sixty-six".