101808066 has 8 divisors (see below), whose sum is σ = 203616144. Its totient is φ = 33936020.

The previous prime is 101808059. The next prime is 101808103. The reversal of 101808066 is 660808101.

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

101808066 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 8484000 + ... + 8484011.

It is an arithmetic number, because the mean of its divisors is an integer number (25452018).

Almost surely, 2^101808066 is an apocalyptic number.

101808066 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.

101808066 is a wasteful number, since it uses less digits than its factorization.

101808066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16968016.

The product of its (nonzero) digits is 2304, while the sum is 30.

The square root of 101808066 is about 10089.9983151634. The cubic root of 101808066 is about 466.9396238740.

The spelling of 101808066 in words is "one hundred one million, eight hundred eight thousand, sixty-six".