5518420239159 has 12 divisors (see below), whose sum is σ = 7971075095256. Its totient is φ = 3678935915952.

The previous prime is 5518420239133. The next prime is 5518420239161. The reversal of 5518420239159 is 9519320248155.

5518420239159 is a `hidden beast` number, since 5 + 5 + 184 + 20 + 2 + 391 + 59 = 666.

It is not a de Polignac number, because 5518420239159 - 2⁹ = 5518420238647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5518420239179) 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 in 11 ways as a sum of consecutive naturals, for example, 3338964 + ... + 4710150.

It is an arithmetic number, because the mean of its divisors is an integer number (664256257938).

Almost surely, 2^{5518420239159} is an apocalyptic number.

5518420239159 is a deficient number, since it is larger than the sum of its proper divisors (2452654856097).

5518420239159 is a wasteful number, since it uses less digits than its factorization.

5518420239159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1818366 (or 1818363 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 54.

The spelling of 5518420239159 in words is "five trillion, five hundred eighteen billion, four hundred twenty million, two hundred thirty-nine thousand, one hundred fifty-nine".