51006066 has 8 divisors (see below), whose sum is σ = 102012144. Its totient is φ = 17002020.

The previous prime is 51006061. The next prime is 51006079. The reversal of 51006066 is 66060015.

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

51006066 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51006061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4250500 + ... + 4250511.

It is an arithmetic number, because the mean of its divisors is an integer number (12751518).

Almost surely, 2^51006066 is an apocalyptic number.

51006066 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.

51006066 is a wasteful number, since it uses less digits than its factorization.

51006066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8501016.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 51006066 is about 7141.8531208644. The cubic root of 51006066 is about 370.8576791771.

It can be divided in two parts, 5 and 1006066, that added together give a triangular number (1006071 = T₁₄₁₈).

The spelling of 51006066 in words is "fifty-one million, six thousand, sixty-six".