166383000000 has 1176 divisors, whose sum is σ = 722303254400. Its totient is φ = 35769600000.

The previous prime is 166382999989. The next prime is 166383000001. The reversal of 166383000000 is 383661.

166383000000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a taxicab number since it can be written as a sum of two cubes in more than one way. Here 166383000000 = 200³ + 5500³ = 3350³ + 5050³.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166383000001) by changing a digit.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 1196999931 + ... + 1197000069.

Almost surely, 2^166383000000 is an apocalyptic number.

166383000000 is a gapful number since it is divisible by the number (10) 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 166383000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (361151627200).

166383000000 is an abundant number, since it is smaller than the sum of its proper divisors (555920254400).

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

166383000000 is an equidigital number, since it uses as much as digits as its factorization.

166383000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 166383000000 its reverse (383661), we get a palindrome (166383383661).

The spelling of 166383000000 in words is "one hundred sixty-six billion, three hundred eighty-three million", and thus it is an aban number.