51733041757 has 2 divisors, whose sum is σ = 51733041758. Its totient is φ = 51733041756.

The previous prime is 51733041727. The next prime is 51733041953. The reversal of 51733041757 is 75714033715.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30643902916 + 21089138841 = 175054^2 + 145221^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51733041757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51733041727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25866520878 + 25866520879.

It is an arithmetic number, because the mean of its divisors is an integer number (25866520879).

Almost surely, 2^51733041757 is an apocalyptic number.

It is an amenable number.

51733041757 is a deficient number, since it is larger than the sum of its proper divisors (1).

51733041757 is an equidigital number, since it uses as much as digits as its factorization.

51733041757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 308700, while the sum is 43.

The spelling of 51733041757 in words is "fifty-one billion, seven hundred thirty-three million, forty-one thousand, seven hundred fifty-seven".