166676010012 has 96 divisors (see below), whose sum is σ = 451115750400. Its totient is φ = 53118939456.

The previous prime is 166676009993. The next prime is 166676010019. The reversal of 166676010012 is 210010676661.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166676010019) 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 31 ways as a sum of consecutive naturals, for example, 5920233 + ... + 5948319.

It is an arithmetic number, because the mean of its divisors is an integer number (4699122400).

Almost surely, 2^166676010012 is an apocalyptic number.

166676010012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 166676010012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225557875200).

166676010012 is an abundant number, since it is smaller than the sum of its proper divisors (284439740388).

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

166676010012 is a wasteful number, since it uses less digits than its factorization.

166676010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30512 (or 30504 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

Adding to 166676010012 its reverse (210010676661), we get a palindrome (376686686673).

The spelling of 166676010012 in words is "one hundred sixty-six billion, six hundred seventy-six million, ten thousand, twelve".