16948518559 has 16 divisors (see below), whose sum is σ = 19726986240. Its totient is φ = 14261123520.

The previous prime is 16948518547. The next prime is 16948518563. The reversal of 16948518559 is 95581584961.

It is not a de Polignac number, because 16948518559 - 2²³ = 16940129951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16948518497 and 16948518506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16948518359) 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 15 ways as a sum of consecutive naturals, for example, 42622 + ... + 188980.

It is an arithmetic number, because the mean of its divisors is an integer number (1232936640).

Almost surely, 2^16948518559 is an apocalyptic number.

16948518559 is a deficient number, since it is larger than the sum of its proper divisors (2778467681).

16948518559 is a wasteful number, since it uses less digits than its factorization.

16948518559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146670.

The product of its digits is 15552000, while the sum is 61.

The spelling of 16948518559 in words is "sixteen billion, nine hundred forty-eight million, five hundred eighteen thousand, five hundred fifty-nine".