51795828329578 has 8 divisors (see below), whose sum is σ = 77697114541380. Its totient is φ = 25896790149120.

The previous prime is 51795828329573. The next prime is 51795828329591. The reversal of 51795828329578 is 87592382859715.

It can be written as a sum of positive squares in 2 ways, for example, as 43575009692769 + 8220818636809 = 6601137^2 + 2867197^2 .

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

It is a super-2 number, since 2×51795828329578² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51795828329498 and 51795828329507.

It is not an unprimeable number, because it can be changed into a prime (51795828329573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 561950233 + ... + 562042396.

Almost surely, 2^{51795828329578} is an apocalyptic number.

51795828329578 is a deficient number, since it is larger than the sum of its proper divisors (25901286211802).

51795828329578 is a wasteful number, since it uses less digits than its factorization.

51795828329578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124015672.

The product of its digits is 3048192000, while the sum is 79.

The spelling of 51795828329578 in words is "fifty-one trillion, seven hundred ninety-five billion, eight hundred twenty-eight million, three hundred twenty-nine thousand, five hundred seventy-eight".