13308414228 has 18 divisors (see below), whose sum is σ = 33640713834. Its totient is φ = 4436138064.

The previous prime is 13308414179. The next prime is 13308414239. The reversal of 13308414228 is 82241480331.

It is a happy number.

13308414228 is a `hidden beast` number, since 13 + 3 + 0 + 8 + 414 + 228 = 666.

It can be written as a sum of positive squares in only one way, i.e., 13108418064 + 199996164 = 114492^2 + 14142^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×13308414228² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 369678173 = 13308414228 / (1 + 3 + 3 + 0 + 8 + 4 + 1 + 4 + 2 + 2 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 13308414192 and 13308414201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 184839051 + ... + 184839122.

Almost surely, 2^13308414228 is an apocalyptic number.

13308414228 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

13308414228 is an abundant number, since it is smaller than the sum of its proper divisors (20332299606).

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

13308414228 is a wasteful number, since it uses less digits than its factorization.

13308414228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369678183 (or 369678178 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

Adding to 13308414228 its reverse (82241480331), we get a palindrome (95549894559).

The spelling of 13308414228 in words is "thirteen billion, three hundred eight million, four hundred fourteen thousand, two hundred twenty-eight".