8317638733816 has 16 divisors (see below), whose sum is σ = 15595837740000. Its totient is φ = 4158748669824.

The previous prime is 8317638733813. The next prime is 8317638733841. The reversal of 8317638733816 is 6183378367138.

It is a super-2 number, since 2×8317638733816² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8317638733813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8335441 + ... + 9279808.

It is an arithmetic number, because the mean of its divisors is an integer number (974739858750).

Almost surely, 2^{8317638733816} is an apocalyptic number.

It is an amenable number.

8317638733816 is a deficient number, since it is larger than the sum of its proper divisors (7278199006184).

8317638733816 is a wasteful number, since it uses less digits than its factorization.

8317638733816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17674278 (or 17674274 counting only the distinct ones).

The product of its digits is 73156608, while the sum is 64.

The spelling of 8317638733816 in words is "eight trillion, three hundred seventeen billion, six hundred thirty-eight million, seven hundred thirty-three thousand, eight hundred sixteen".