51065555125307 has 2 divisors, whose sum is σ = 51065555125308. Its totient is φ = 51065555125306.

The previous prime is 51065555125283. The next prime is 51065555125369. The reversal of 51065555125307 is 70352155556015.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51065555125307 is a prime.

It is not a weakly prime, because it can be changed into another prime (51065555625307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25532777562653 + 25532777562654.

It is an arithmetic number, because the mean of its divisors is an integer number (25532777562654).

Almost surely, 2^{51065555125307} is an apocalyptic number.

51065555125307 is a deficient number, since it is larger than the sum of its proper divisors (1).

51065555125307 is an equidigital number, since it uses as much as digits as its factorization.

51065555125307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3937500, while the sum is 50.

The spelling of 51065555125307 in words is "fifty-one trillion, sixty-five billion, five hundred fifty-five million, one hundred twenty-five thousand, three hundred seven".