518008480837 has 2 divisors, whose sum is σ = 518008480838. Its totient is φ = 518008480836.

The previous prime is 518008480789. The next prime is 518008480841. The reversal of 518008480837 is 738084800815.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 513208900996 + 4799579841 = 716386^2 + 69279^2 .

It is a cyclic number.

It is not a de Polignac number, because 518008480837 - 2⁷ = 518008480709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (518008480877) 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, 259004240418 + 259004240419.

It is an arithmetic number, because the mean of its divisors is an integer number (259004240419).

Almost surely, 2^518008480837 is an apocalyptic number.

It is an amenable number.

518008480837 is a deficient number, since it is larger than the sum of its proper divisors (1).

518008480837 is an equidigital number, since it uses as much as digits as its factorization.

518008480837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1720320, while the sum is 52.

The spelling of 518008480837 in words is "five hundred eighteen billion, eight million, four hundred eighty thousand, eight hundred thirty-seven".