13349389356 has 30 divisors (see below), whose sum is σ = 34897941540. Its totient is φ = 4449796344.

The previous prime is 13349389343. The next prime is 13349389393. The reversal of 13349389356 is 65398394331.

13349389356 is a `hidden beast` number, since 13 + 3 + 493 + 8 + 93 + 56 = 666.

13349389356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20600586 + ... + 20601233.

It is an arithmetic number, because the mean of its divisors is an integer number (1163264718).

Almost surely, 2^13349389356 is an apocalyptic number.

It is an amenable number.

13349389356 is an abundant number, since it is smaller than the sum of its proper divisors (21548552184).

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

13349389356 is a wasteful number, since it uses less digits than its factorization.

13349389356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41201835 (or 41201824 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 54.

The spelling of 13349389356 in words is "thirteen billion, three hundred forty-nine million, three hundred eighty-nine thousand, three hundred fifty-six".