8344813216 has 12 divisors (see below), whose sum is σ = 16428851082. Its totient is φ = 4172406592.

The previous prime is 8344813207. The next prime is 8344813219. The reversal of 8344813216 is 6123184438.

It can be written as a sum of positive squares in only one way, i.e., 7468416400 + 876396816 = 86420^2 + 29604^2 .

It is not an unprimeable number, because it can be changed into a prime (8344813219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130387675 + ... + 130387738.

Almost surely, 2^8344813216 is an apocalyptic number.

It is an amenable number.

8344813216 is a deficient number, since it is larger than the sum of its proper divisors (8084037866).

8344813216 is a wasteful number, since it uses less digits than its factorization.

8344813216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260775423 (or 260775415 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 8344813216 is about 91349.9491844413. The cubic root of 8344813216 is about 2028.3312108898.

The spelling of 8344813216 in words is "eight billion, three hundred forty-four million, eight hundred thirteen thousand, two hundred sixteen".