13226188798 has 16 divisors (see below), whose sum is σ = 20373986160. Its totient is φ = 6435971136.

The previous prime is 13226188739. The next prime is 13226188799. The reversal of 13226188798 is 89788162231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13226188799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253783 + ... + 301426.

It is an arithmetic number, because the mean of its divisors is an integer number (1273374135).

Almost surely, 2^13226188798 is an apocalyptic number.

13226188798 is a deficient number, since it is larger than the sum of its proper divisors (7147797362).

13226188798 is a wasteful number, since it uses less digits than its factorization.

13226188798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555531.

The product of its digits is 2322432, while the sum is 55.

The spelling of 13226188798 in words is "thirteen billion, two hundred twenty-six million, one hundred eighty-eight thousand, seven hundred ninety-eight".