166701668350 has 48 divisors (see below), whose sum is σ = 363003078816. Its totient is φ = 55760832000.

The previous prime is 166701668327. The next prime is 166701668383. The reversal of 166701668350 is 53866107661.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 166701668294 and 166701668303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5794071 + ... + 5822770.

It is an arithmetic number, because the mean of its divisors is an integer number (7562564142).

Almost surely, 2^166701668350 is an apocalyptic number.

166701668350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166701668350 is an abundant number, since it is smaller than the sum of its proper divisors (196301410466).

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

166701668350 is a wasteful number, since it uses less digits than its factorization.

166701668350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11616901 (or 11616896 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 166701668350 in words is "one hundred sixty-six billion, seven hundred one million, six hundred sixty-eight thousand, three hundred fifty".