418104844543 has 2 divisors, whose sum is σ = 418104844544. Its totient is φ = 418104844542.

The previous prime is 418104844541. The next prime is 418104844589. The reversal of 418104844543 is 345448401814.

It is an a-pointer prime, because the next prime (418104844589) can be obtained adding 418104844543 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 418104844543 - 2¹ = 418104844541 is a prime.

It is a super-2 number, since 2×418104844543² (a number of 24 digits) contains 22 as substring.

Together with 418104844541, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 418104844493 and 418104844502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (418104844541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209052422271 + 209052422272.

It is an arithmetic number, because the mean of its divisors is an integer number (209052422272).

Almost surely, 2^418104844543 is an apocalyptic number.

418104844543 is a deficient number, since it is larger than the sum of its proper divisors (1).

418104844543 is an equidigital number, since it uses as much as digits as its factorization.

418104844543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 983040, while the sum is 46.

The spelling of 418104844543 in words is "four hundred eighteen billion, one hundred four million, eight hundred forty-four thousand, five hundred forty-three".