51576042806 has 8 divisors (see below), whose sum is σ = 77479020264. Its totient is φ = 25749702720.

The previous prime is 51576042797. The next prime is 51576042863. The reversal of 51576042806 is 60824067515.

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

It is a Curzon number.

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, 19157660 + ... + 19160351.

It is an arithmetic number, because the mean of its divisors is an integer number (9684877533).

Almost surely, 2^51576042806 is an apocalyptic number.

51576042806 is a deficient number, since it is larger than the sum of its proper divisors (25902977458).

51576042806 is a wasteful number, since it uses less digits than its factorization.

51576042806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38318686.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 51576042806 in words is "fifty-one billion, five hundred seventy-six million, forty-two thousand, eight hundred six".