13163361515 has 8 divisors (see below), whose sum is σ = 16305583488. Its totient is φ = 10190989440.

The previous prime is 13163361503. The next prime is 13163361539. The reversal of 13163361515 is 51516336131.

13163361515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13163361515 - 2⁶ = 13163361451 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 42462302 + ... + 42462611.

It is an arithmetic number, because the mean of its divisors is an integer number (2038197936).

Almost surely, 2^13163361515 is an apocalyptic number.

13163361515 is a deficient number, since it is larger than the sum of its proper divisors (3142221973).

13163361515 is an equidigital number, since it uses as much as digits as its factorization.

13163361515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84924949.

The product of its digits is 24300, while the sum is 35.

Adding to 13163361515 its reverse (51516336131), we get a palindrome (64679697646).

The spelling of 13163361515 in words is "thirteen billion, one hundred sixty-three million, three hundred sixty-one thousand, five hundred fifteen".