13226535368 has 36 divisors (see below), whose sum is σ = 25189353315. Its totient is φ = 6510964608.

The previous prime is 13226535337. The next prime is 13226535433. The reversal of 13226535368 is 86353562231.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 1717107844 + 11509427524 = 41438^2 + 107282^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=81322.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 23745746 + ... + 23746302.

Almost surely, 2^13226535368 is an apocalyptic number.

It is an amenable number.

13226535368 is a deficient number, since it is larger than the sum of its proper divisors (11962817947).

13226535368 is an frugal number, since it uses more digits than its factorization.

13226535368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266 (or 632 counting only the distinct ones).

The product of its digits is 777600, while the sum is 44.

The spelling of 13226535368 in words is "thirteen billion, two hundred twenty-six million, five hundred thirty-five thousand, three hundred sixty-eight".