12699168 has 24 divisors (see below), whose sum is σ = 33335568. Its totient is φ = 4233024.

The previous prime is 12699157. The next prime is 12699209. The reversal of 12699168 is 86199621.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×12699168² = 322537735784448, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66046 + ... + 66237.

It is an arithmetic number, because the mean of its divisors is an integer number (1388982).

Almost surely, 2^12699168 is an apocalyptic number.

It is an amenable number.

12699168 is an abundant number, since it is smaller than the sum of its proper divisors (20636400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12699168 is a wasteful number, since it uses less digits than its factorization.

12699168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132296 (or 132288 counting only the distinct ones).

The product of its digits is 46656, while the sum is 42.

The square root of 12699168 is about 3563.5892019143. The cubic root of 12699168 is about 233.3055604132.

The spelling of 12699168 in words is "twelve million, six hundred ninety-nine thousand, one hundred sixty-eight".