51600651560641 has 2 divisors, whose sum is σ = 51600651560642. Its totient is φ = 51600651560640.

The previous prime is 51600651560629. The next prime is 51600651560671. The reversal of 51600651560641 is 14606515600615.

51600651560641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47886455360016 + 3714196200625 = 6920004^2 + 1927225^2 .

It is a cyclic number.

It is not a de Polignac number, because 51600651560641 - 2⁴¹ = 49401628305089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51600651560591 and 51600651560600.

It is not a weakly prime, because it can be changed into another prime (51600651560671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25800325780320 + 25800325780321.

It is an arithmetic number, because the mean of its divisors is an integer number (25800325780321).

Almost surely, 2^{51600651560641} is an apocalyptic number.

It is an amenable number.

51600651560641 is a deficient number, since it is larger than the sum of its proper divisors (1).

51600651560641 is an equidigital number, since it uses as much as digits as its factorization.

51600651560641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648000, while the sum is 46.

The spelling of 51600651560641 in words is "fifty-one trillion, six hundred billion, six hundred fifty-one million, five hundred sixty thousand, six hundred forty-one".