13228893158 has 16 divisors (see below), whose sum is σ = 21442697136. Its totient is φ = 6084801120.

The previous prime is 13228893131. The next prime is 13228893191. The reversal of 13228893158 is 85139882231.

It is a happy number.

It is a super-2 number, since 2×13228893158² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 860648 + ... + 875883.

It is an arithmetic number, because the mean of its divisors is an integer number (1340168571).

Almost surely, 2^13228893158 is an apocalyptic number.

13228893158 is a deficient number, since it is larger than the sum of its proper divisors (8213803978).

13228893158 is a wasteful number, since it uses less digits than its factorization.

13228893158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1736839.

The product of its digits is 829440, while the sum is 50.

The spelling of 13228893158 in words is "thirteen billion, two hundred twenty-eight million, eight hundred ninety-three thousand, one hundred fifty-eight".