51966944833 has 2 divisors, whose sum is σ = 51966944834. Its totient is φ = 51966944832.

The previous prime is 51966944801. The next prime is 51966944837. The reversal of 51966944833 is 33844966915.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46108113984 + 5858830849 = 214728^2 + 76543^2 .

It is a cyclic number.

It is not a de Polignac number, because 51966944833 - 2⁵ = 51966944801 is a prime.

It is not a weakly prime, because it can be changed into another prime (51966944837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25983472416 + 25983472417.

It is an arithmetic number, because the mean of its divisors is an integer number (25983472417).

Almost surely, 2^51966944833 is an apocalyptic number.

It is an amenable number.

51966944833 is a deficient number, since it is larger than the sum of its proper divisors (1).

51966944833 is an equidigital number, since it uses as much as digits as its factorization.

51966944833 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16796160, while the sum is 58.

The spelling of 51966944833 in words is "fifty-one billion, nine hundred sixty-six million, nine hundred forty-four thousand, eight hundred thirty-three".