7318118116 has 9 divisors (see below), whose sum is σ = 12807006121. Its totient is φ = 3658973512.

The previous prime is 7318118111. The next prime is 7318118117. The reversal of 7318118116 is 6118118137.

The square root of 7318118116 is 85546.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 676520100 + 6641598016 = 26010^2 + 81496^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7318118111) by changing a digit.

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 2 ways as a sum of consecutive naturals, for example, 149706 + ... + 192478.

Almost surely, 2^7318118116 is an apocalyptic number.

7318118116 is the 85546-th square number.

It is an amenable number.

7318118116 is a deficient number, since it is larger than the sum of its proper divisors (5488888005).

7318118116 is an frugal number, since it uses more digits than its factorization.

7318118116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85550 (or 42775 counting only the distinct ones).

The product of its digits is 8064, while the sum is 37.

The cubic root of 7318118116 is about 1941.4809710463.

The spelling of 7318118116 in words is "seven billion, three hundred eighteen million, one hundred eighteen thousand, one hundred sixteen".