13400334216 has 48 divisors (see below), whose sum is σ = 36444470400. Its totient is φ = 4448082912.

The previous prime is 13400334209. The next prime is 13400334229. The reversal of 13400334216 is 61243300431.

13400334216 is a `hidden beast` number, since 13 + 400 + 3 + 34 + 216 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 13400334216.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 372156 + ... + 406571.

It is an arithmetic number, because the mean of its divisors is an integer number (759259800).

Almost surely, 2^13400334216 is an apocalyptic number.

It is an amenable number.

13400334216 is an abundant number, since it is smaller than the sum of its proper divisors (23044136184).

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

13400334216 is a wasteful number, since it uses less digits than its factorization.

13400334216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778978 (or 778971 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 13400334216 its reverse (61243300431), we get a palindrome (74643634647).

The spelling of 13400334216 in words is "thirteen billion, four hundred million, three hundred thirty-four thousand, two hundred sixteen".