51650345122671 has 16 divisors (see below), whose sum is σ = 69385814386560. Its totient is φ = 34175189148000.

The previous prime is 51650345122627. The next prime is 51650345122679. The reversal of 51650345122671 is 17622154305615.

It is not a de Polignac number, because 51650345122671 - 2¹⁹ = 51650344598383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51650345122671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51650345122679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120975516 + ... + 121401713.

It is an arithmetic number, because the mean of its divisors is an integer number (4336613399160).

Almost surely, 2^{51650345122671} is an apocalyptic number.

51650345122671 is a deficient number, since it is larger than the sum of its proper divisors (17735469263889).

51650345122671 is a wasteful number, since it uses less digits than its factorization.

51650345122671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242377766.

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 51650345122671 in words is "fifty-one trillion, six hundred fifty billion, three hundred forty-five million, one hundred twenty-two thousand, six hundred seventy-one".