8065117636 has 27 divisors (see below), whose sum is σ = 14312507853. Its totient is φ = 3976609680.

The previous prime is 8065117633. The next prime is 8065117649. The reversal of 8065117636 is 6367115608.

The square root of 8065117636 is 89806.

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., 3204239236 + 4860878400 = 56606^2 + 69720^2 .

It is a super-2 number, since 2×8065117636² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8065117592 and 8065117601.

It is not an unprimeable number, because it can be changed into a prime (8065117633) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 14907526 + ... + 14908066.

Almost surely, 2^8065117636 is an apocalyptic number.

8065117636 is the 89806-th square number.

It is an amenable number.

8065117636 is a deficient number, since it is larger than the sum of its proper divisors (6247390217).

8065117636 is an frugal number, since it uses more digits than its factorization.

8065117636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1252 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 43.

The cubic root of 8065117636 is about 2005.4118126006.

The spelling of 8065117636 in words is "eight billion, sixty-five million, one hundred seventeen thousand, six hundred thirty-six".