13016206505 has 32 divisors (see below), whose sum is σ = 16295178240. Its totient is φ = 9972668160.

The previous prime is 13016206501. The next prime is 13016206507. The reversal of 13016206505 is 50560261031.

13016206505 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 13016206505 - 2² = 13016206501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13016206501) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3075731 + ... + 3079959.

It is an arithmetic number, because the mean of its divisors is an integer number (509224320).

Almost surely, 2^13016206505 is an apocalyptic number.

It is an amenable number.

13016206505 is a deficient number, since it is larger than the sum of its proper divisors (3278971735).

13016206505 is a wasteful number, since it uses less digits than its factorization.

13016206505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4529.

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 13016206505 its reverse (50560261031), we get a palindrome (63576467536).

The spelling of 13016206505 in words is "thirteen billion, sixteen million, two hundred six thousand, five hundred five".