166054050 has 144 divisors (see below), whose sum is σ = 471219840. Its totient is φ = 43467840.

The previous prime is 166054037. The next prime is 166054067. The reversal of 166054050 is 50450661.

It is a happy number.

166054050 is a `hidden beast` number, since 1 + 6 + 605 + 4 + 0 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 959764 + ... + 959936.

It is an arithmetic number, because the mean of its divisors is an integer number (3272360).

Almost surely, 2^166054050 is an apocalyptic number.

166054050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 166054050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235609920).

166054050 is an abundant number, since it is smaller than the sum of its proper divisors (305165790).

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

166054050 is a wasteful number, since it uses less digits than its factorization.

166054050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279 (or 262 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 166054050 is about 12886.1961028071. The cubic root of 166054050 is about 549.6461084293.

The spelling of 166054050 in words is "one hundred sixty-six million, fifty-four thousand, fifty".