418105343389 has 2 divisors, whose sum is σ = 418105343390. Its totient is φ = 418105343388.

The previous prime is 418105343287. The next prime is 418105343401. The reversal of 418105343389 is 983343501814.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 372087800100 + 46017543289 = 609990^2 + 214517^2 .

It is a cyclic number.

It is not a de Polignac number, because 418105343389 - 2⁹ = 418105342877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (418105341389) 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, 209052671694 + 209052671695.

It is an arithmetic number, because the mean of its divisors is an integer number (209052671695).

Almost surely, 2^418105343389 is an apocalyptic number.

It is an amenable number.

418105343389 is a deficient number, since it is larger than the sum of its proper divisors (1).

418105343389 is an equidigital number, since it uses as much as digits as its factorization.

418105343389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 418105343389 in words is "four hundred eighteen billion, one hundred five million, three hundred forty-three thousand, three hundred eighty-nine".