2018559554017 has 2 divisors, whose sum is σ = 2018559554018. Its totient is φ = 2018559554016.

The previous prime is 2018559553909. The next prime is 2018559554021. The reversal of 2018559554017 is 7104559558102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1029948938496 + 988610615521 = 1014864^2 + 994289^2 .

It is a cyclic number.

It is not a de Polignac number, because 2018559554017 - 2³⁵ = 1984199815649 is a prime.

It is a super-2 number, since 2×2018559554017² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2018559554057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1009279777008 + 1009279777009.

It is an arithmetic number, because the mean of its divisors is an integer number (1009279777009).

Almost surely, 2^{2018559554017} is an apocalyptic number.

It is an amenable number.

2018559554017 is a deficient number, since it is larger than the sum of its proper divisors (1).

2018559554017 is an equidigital number, since it uses as much as digits as its factorization.

2018559554017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520000, while the sum is 52.

The spelling of 2018559554017 in words is "two trillion, eighteen billion, five hundred fifty-nine million, five hundred fifty-four thousand, seventeen".