13322156507 has 12 divisors (see below), whose sum is σ = 14649109440. Its totient is φ = 12106298160.

The previous prime is 13322156501. The next prime is 13322156509. The reversal of 13322156507 is 70565122331.

It is not a de Polignac number, because 13322156507 - 2²⁰ = 13321107931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13322156501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 308753 + ... + 349245.

It is an arithmetic number, because the mean of its divisors is an integer number (1220759120).

Almost surely, 2^13322156507 is an apocalyptic number.

13322156507 is a deficient number, since it is larger than the sum of its proper divisors (1326952933).

13322156507 is a wasteful number, since it uses less digits than its factorization.

13322156507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43234 (or 43223 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 35.

Adding to 13322156507 its reverse (70565122331), we get a palindrome (83887278838).

The spelling of 13322156507 in words is "thirteen billion, three hundred twenty-two million, one hundred fifty-six thousand, five hundred seven".