51316066 has 8 divisors (see below), whose sum is σ = 77031504. Its totient is φ = 25638900.

The previous prime is 51316063. The next prime is 51316079. The reversal of 51316066 is 66061315.

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

It is not an unprimeable number, because it can be changed into a prime (51316063) 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, 5940 + ... + 11743.

It is an arithmetic number, because the mean of its divisors is an integer number (9628938).

Almost surely, 2^51316066 is an apocalyptic number.

51316066 is a deficient number, since it is larger than the sum of its proper divisors (25715438).

51316066 is a wasteful number, since it uses less digits than its factorization.

51316066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19136.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 51316066 is about 7163.5232951391. The cubic root of 51316066 is about 371.6074838120.

The spelling of 51316066 in words is "fifty-one million, three hundred sixteen thousand, sixty-six".