418616804539 has 2 divisors, whose sum is σ = 418616804540. Its totient is φ = 418616804538.

The previous prime is 418616804527. The next prime is 418616804579. The reversal of 418616804539 is 935408616814.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 418616804539 - 2²³ = 418608415931 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 418616804539.

It is not a weakly prime, because it can be changed into another prime (418616804579) 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, 209308402269 + 209308402270.

It is an arithmetic number, because the mean of its divisors is an integer number (209308402270).

Almost surely, 2^418616804539 is an apocalyptic number.

418616804539 is a deficient number, since it is larger than the sum of its proper divisors (1).

418616804539 is an equidigital number, since it uses as much as digits as its factorization.

418616804539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4976640, while the sum is 55.

The spelling of 418616804539 in words is "four hundred eighteen billion, six hundred sixteen million, eight hundred four thousand, five hundred thirty-nine".