12679117258 has 16 divisors (see below), whose sum is σ = 19080403776. Its totient is φ = 6319010880.

The previous prime is 12679117249. The next prime is 12679117271. The reversal of 12679117258 is 85271197621.

It is a super-2 number, since 2×12679117258² (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 (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1007835 + ... + 1020337.

It is an arithmetic number, because the mean of its divisors is an integer number (1192525236).

Almost surely, 2^12679117258 is an apocalyptic number.

12679117258 is a deficient number, since it is larger than the sum of its proper divisors (6401286518).

12679117258 is a wasteful number, since it uses less digits than its factorization.

12679117258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14109.

The product of its digits is 423360, while the sum is 49.

The spelling of 12679117258 in words is "twelve billion, six hundred seventy-nine million, one hundred seventeen thousand, two hundred fifty-eight".