13163440115 has 48 divisors (see below), whose sum is σ = 19089411264. Its totient is φ = 8681702400.

The previous prime is 13163440097. The next prime is 13163440127. The reversal of 13163440115 is 51104436131.

13163440115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13163440115 - 2¹² = 13163436019 is a prime.

It is a super-2 number, since 2×13163440115² (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 (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 703967 + ... + 722423.

It is an arithmetic number, because the mean of its divisors is an integer number (397696068).

Almost surely, 2^13163440115 is an apocalyptic number.

13163440115 is a deficient number, since it is larger than the sum of its proper divisors (5925971149).

13163440115 is a wasteful number, since it uses less digits than its factorization.

13163440115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18588 (or 18581 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 13163440115 its reverse (51104436131), we get a palindrome (64267876246).

The spelling of 13163440115 in words is "thirteen billion, one hundred sixty-three million, four hundred forty thousand, one hundred fifteen".