5518903167885 has 32 divisors (see below), whose sum is σ = 8854776978048. Its totient is φ = 2935244632320.

The previous prime is 5518903167871. The next prime is 5518903167959. The reversal of 5518903167885 is 5887613098155.

It is not a de Polignac number, because 5518903167885 - 2¹⁷ = 5518903036813 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 12629955 + ... + 13059615.

It is an arithmetic number, because the mean of its divisors is an integer number (276711780564).

Almost surely, 2^{5518903167885} is an apocalyptic number.

It is an amenable number.

5518903167885 is a deficient number, since it is larger than the sum of its proper divisors (3335873810163).

5518903167885 is a wasteful number, since it uses less digits than its factorization.

5518903167885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432045.

The product of its (nonzero) digits is 72576000, while the sum is 66.

The spelling of 5518903167885 in words is "five trillion, five hundred eighteen billion, nine hundred three million, one hundred sixty-seven thousand, eight hundred eighty-five".