51766047328 has 24 divisors (see below), whose sum is σ = 103310498088. Its totient is φ = 25528460544.

The previous prime is 51766047317. The next prime is 51766047337. The reversal of 51766047328 is 82374066715.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11077726 + ... + 11082397.

It is an arithmetic number, because the mean of its divisors is an integer number (4304604087).

Almost surely, 2^51766047328 is an apocalyptic number.

It is an amenable number.

51766047328 is a deficient number, since it is larger than the sum of its proper divisors (51544450760).

51766047328 is a wasteful number, since it uses less digits than its factorization.

51766047328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22160206 (or 22160198 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 51766047328 in words is "fifty-one billion, seven hundred sixty-six million, forty-seven thousand, three hundred twenty-eight".