16488377218 has 16 divisors (see below), whose sum is σ = 25825545216. Its totient is φ = 7880352480.

The previous prime is 16488377209. The next prime is 16488377237. The reversal of 16488377218 is 81277388461.

16488377218 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16488377218² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54171 + ... + 189502.

It is an arithmetic number, because the mean of its divisors is an integer number (1614096576).

Almost surely, 2^16488377218 is an apocalyptic number.

16488377218 is a deficient number, since it is larger than the sum of its proper divisors (9337167998).

16488377218 is a wasteful number, since it uses less digits than its factorization.

16488377218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245169.

The product of its digits is 3612672, while the sum is 55.

The spelling of 16488377218 in words is "sixteen billion, four hundred eighty-eight million, three hundred seventy-seven thousand, two hundred eighteen".