13694279168 has 20 divisors (see below), whose sum is σ = 27361812720. Its totient is φ = 6847139328.

The previous prime is 13694279147. The next prime is 13694279191. The reversal of 13694279168 is 86197249631.

It is a super-2 number, since 2×13694279168² (a number of 21 digits) contains 22 as substring.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13372808 + ... + 13373831.

It is an arithmetic number, because the mean of its divisors is an integer number (1368090636).

Almost surely, 2^13694279168 is an apocalyptic number.

It is an amenable number.

13694279168 is a deficient number, since it is larger than the sum of its proper divisors (13667533552).

13694279168 is an frugal number, since it uses more digits than its factorization.

13694279168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26746657 (or 26746641 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 56.

The spelling of 13694279168 in words is "thirteen billion, six hundred ninety-four million, two hundred seventy-nine thousand, one hundred sixty-eight".