8117116736 has 42 divisors (see below), whose sum is σ = 16177141890. Its totient is φ = 4041035520.

The previous prime is 8117116729. The next prime is 8117116753. The reversal of 8117116736 is 6376117118.

It can be written as a sum of positive squares in only one way, i.e., 6030454336 + 2086662400 = 77656^2 + 45680^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8117116693 and 8117116702.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 14215331 + ... + 14215901.

It is an arithmetic number, because the mean of its divisors is an integer number (385170045).

Almost surely, 2^8117116736 is an apocalyptic number.

It is an amenable number.

8117116736 is a deficient number, since it is larger than the sum of its proper divisors (8060025154).

8117116736 is an frugal number, since it uses more digits than its factorization.

8117116736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543 (or 962 counting only the distinct ones).

The product of its digits is 42336, while the sum is 41.

The square root of 8117116736 is about 90095.0427937076. The cubic root of 8117116736 is about 2009.7124854629.

The spelling of 8117116736 in words is "eight billion, one hundred seventeen million, one hundred sixteen thousand, seven hundred thirty-six".