13226115464 has 64 divisors (see below), whose sum is σ = 27078105600. Its totient is φ = 6032185344.

The previous prime is 13226115449. The next prime is 13226115467. The reversal of 13226115464 is 46451162231.

It is not an unprimeable number, because it can be changed into a prime (13226115467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 648332 + ... + 668420.

It is an arithmetic number, because the mean of its divisors is an integer number (423095400).

Almost surely, 2^13226115464 is an apocalyptic number.

It is an amenable number.

13226115464 is an abundant number, since it is smaller than the sum of its proper divisors (13851990136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13226115464 is a wasteful number, since it uses less digits than its factorization.

13226115464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20262 (or 20258 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

Adding to 13226115464 its reverse (46451162231), we get a palindrome (59677277695).

The spelling of 13226115464 in words is "thirteen billion, two hundred twenty-six million, one hundred fifteen thousand, four hundred sixty-four".