51819068067628 has 12 divisors (see below), whose sum is σ = 90683470667160. Its totient is φ = 25909505019872.

The previous prime is 51819068067607. The next prime is 51819068067653. The reversal of 51819068067628 is 82676086091815.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2951473 + ... + 10599496.

It is an arithmetic number, because the mean of its divisors is an integer number (7556955888930).

Almost surely, 2^{51819068067628} is an apocalyptic number.

It is an amenable number.

51819068067628 is a deficient number, since it is larger than the sum of its proper divisors (38864402599532).

51819068067628 is a wasteful number, since it uses less digits than its factorization.

51819068067628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14506976 (or 14506974 counting only the distinct ones).

The product of its (nonzero) digits is 69672960, while the sum is 67.

The spelling of 51819068067628 in words is "fifty-one trillion, eight hundred nineteen billion, sixty-eight million, sixty-seven thousand, six hundred twenty-eight".