51086118802843 has 2 divisors, whose sum is σ = 51086118802844. Its totient is φ = 51086118802842.

The previous prime is 51086118802819. The next prime is 51086118802847. The reversal of 51086118802843 is 34820881168015.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51086118802843 - 2⁵ = 51086118802811 is a prime.

It is a super-2 number, since 2×51086118802843² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51086118802847) 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 as a sum of consecutive naturals, namely, 25543059401421 + 25543059401422.

It is an arithmetic number, because the mean of its divisors is an integer number (25543059401422).

Almost surely, 2^{51086118802843} is an apocalyptic number.

51086118802843 is a deficient number, since it is larger than the sum of its proper divisors (1).

51086118802843 is an equidigital number, since it uses as much as digits as its factorization.

51086118802843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2949120, while the sum is 55.

The spelling of 51086118802843 in words is "fifty-one trillion, eighty-six billion, one hundred eighteen million, eight hundred two thousand, eight hundred forty-three".