13006403156 has 12 divisors (see below), whose sum is σ = 23290536192. Its totient is φ = 6351964248.

The previous prime is 13006403153. The next prime is 13006403191. The reversal of 13006403156 is 65130460031.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13006403153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37809140 + ... + 37809483.

It is an arithmetic number, because the mean of its divisors is an integer number (1940878016).

Almost surely, 2^13006403156 is an apocalyptic number.

It is an amenable number.

13006403156 is a deficient number, since it is larger than the sum of its proper divisors (10284133036).

13006403156 is a wasteful number, since it uses less digits than its factorization.

13006403156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75618670 (or 75618668 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

Adding to 13006403156 its reverse (65130460031), we get a palindrome (78136863187).

The spelling of 13006403156 in words is "thirteen billion, six million, four hundred three thousand, one hundred fifty-six".