16679118519 has 48 divisors (see below), whose sum is σ = 28326212928. Its totient is φ = 9257504256.

The previous prime is 16679118481. The next prime is 16679118527. The reversal of 16679118519 is 91581197661.

It is a happy number.

16679118519 is a `hidden beast` number, since 1 + 6 + 6 + 7 + 9 + 118 + 519 = 666.

It is not a de Polignac number, because 16679118519 - 2¹⁶ = 16679052983 is a prime.

It is a super-2 number, since 2×16679118519² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16679118539) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 1432429 + ... + 1444025.

It is an arithmetic number, because the mean of its divisors is an integer number (590129436).

Almost surely, 2^16679118519 is an apocalyptic number.

16679118519 is a deficient number, since it is larger than the sum of its proper divisors (11647094409).

16679118519 is a wasteful number, since it uses less digits than its factorization.

16679118519 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12264 (or 12261 counting only the distinct ones).

The product of its digits is 816480, while the sum is 54.

The spelling of 16679118519 in words is "sixteen billion, six hundred seventy-nine million, one hundred eighteen thousand, five hundred nineteen".