166550650670 has 16 divisors (see below), whose sum is σ = 299992535280. Its totient is φ = 66575512704.

The previous prime is 166550650603. The next prime is 166550650711. The reversal of 166550650670 is 76056055661.

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, 5577812 + ... + 5607591.

It is an arithmetic number, because the mean of its divisors is an integer number (18749533455).

Almost surely, 2^166550650670 is an apocalyptic number.

166550650670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166550650670 is a deficient number, since it is larger than the sum of its proper divisors (133441884610).

166550650670 is a wasteful number, since it uses less digits than its factorization.

166550650670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11186899.

The product of its (nonzero) digits is 1134000, while the sum is 47.

The spelling of 166550650670 in words is "one hundred sixty-six billion, five hundred fifty million, six hundred fifty thousand, six hundred seventy".