218040560527 has 2 divisors, whose sum is σ = 218040560528. Its totient is φ = 218040560526.

The previous prime is 218040560513. The next prime is 218040560537. The reversal of 218040560527 is 725065040812.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 218040560527 - 2¹⁵ = 218040527759 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 218040560527.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (218040560537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 109020280263 + 109020280264.

It is an arithmetic number, because the mean of its divisors is an integer number (109020280264).

Almost surely, 2^218040560527 is an apocalyptic number.

218040560527 is a deficient number, since it is larger than the sum of its proper divisors (1).

218040560527 is an equidigital number, since it uses as much as digits as its factorization.

218040560527 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 134400, while the sum is 40.

The spelling of 218040560527 in words is "two hundred eighteen billion, forty million, five hundred sixty thousand, five hundred twenty-seven".