51359733715943 has 2 divisors, whose sum is σ = 51359733715944. Its totient is φ = 51359733715942.

The previous prime is 51359733715903. The next prime is 51359733715999. The reversal of 51359733715943 is 34951733795315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51359733715943 - 2³⁰ = 51358659974119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51359733715943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51359733715903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25679866857971 + 25679866857972.

It is an arithmetic number, because the mean of its divisors is an integer number (25679866857972).

Almost surely, 2^{51359733715943} is an apocalyptic number.

51359733715943 is a deficient number, since it is larger than the sum of its proper divisors (1).

51359733715943 is an equidigital number, since it uses as much as digits as its factorization.

51359733715943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 160744500, while the sum is 65.

The spelling of 51359733715943 in words is "fifty-one trillion, three hundred fifty-nine billion, seven hundred thirty-three million, seven hundred fifteen thousand, nine hundred forty-three".