518266045441 has 2 divisors, whose sum is σ = 518266045442. Its totient is φ = 518266045440.

The previous prime is 518266045393. The next prime is 518266045483. The reversal of 518266045441 is 144540662815.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 278757600625 + 239508444816 = 527975^2 + 489396^2 .

It is a cyclic number.

It is not a de Polignac number, because 518266045441 - 2¹⁵ = 518266012673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 518266045391 and 518266045400.

It is not a weakly prime, because it can be changed into another prime (518260045441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 259133022720 + 259133022721.

It is an arithmetic number, because the mean of its divisors is an integer number (259133022721).

Almost surely, 2^518266045441 is an apocalyptic number.

It is an amenable number.

518266045441 is a deficient number, since it is larger than the sum of its proper divisors (1).

518266045441 is an equidigital number, since it uses as much as digits as its factorization.

518266045441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 921600, while the sum is 46.

The spelling of 518266045441 in words is "five hundred eighteen billion, two hundred sixty-six million, forty-five thousand, four hundred forty-one".