166000345782 has 8 divisors (see below), whose sum is σ = 332000691576. Its totient is φ = 55333448592.

The previous prime is 166000345741. The next prime is 166000345789. The reversal of 166000345782 is 287543000661.

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

166000345782 is an admirable number.

It is a super-2 number, since 2×166000345782² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166000345789) 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, 13833362143 + ... + 13833362154.

It is an arithmetic number, because the mean of its divisors is an integer number (41500086447).

Almost surely, 2^166000345782 is an apocalyptic number.

166000345782 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

166000345782 is a wasteful number, since it uses less digits than its factorization.

166000345782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27666724302.

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 166000345782 in words is "one hundred sixty-six billion, three hundred forty-five thousand, seven hundred eighty-two".