51086536122229 has 2 divisors, whose sum is σ = 51086536122230. Its totient is φ = 51086536122228.

The previous prime is 51086536122199. The next prime is 51086536122361. The reversal of 51086536122229 is 92222163568015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39012141240900 + 12074394881329 = 6245970^2 + 3474823^2 .

It is a cyclic number.

It is not a de Polignac number, because 51086536122229 - 2¹¹ = 51086536120181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51086536122029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25543268061114 + 25543268061115.

It is an arithmetic number, because the mean of its divisors is an integer number (25543268061115).

Almost surely, 2^{51086536122229} is an apocalyptic number.

It is an amenable number.

51086536122229 is a deficient number, since it is larger than the sum of its proper divisors (1).

51086536122229 is an equidigital number, since it uses as much as digits as its factorization.

51086536122229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3110400, while the sum is 52.

The spelling of 51086536122229 in words is "fifty-one trillion, eighty-six billion, five hundred thirty-six million, one hundred twenty-two thousand, two hundred twenty-nine".