8116863073 has 12 divisors (see below), whose sum is σ = 9029344464. Its totient is φ = 7290054200.

The previous prime is 8116863067. The next prime is 8116863077. The reversal of 8116863073 is 3703686118.

It is a de Polignac number, because none of the positive numbers 2^k-8116863073 is a prime.

It is a super-2 number, since 2×8116863073² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8116863077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 394063 + ... + 414148.

It is an arithmetic number, because the mean of its divisors is an integer number (752445372).

Almost surely, 2^8116863073 is an apocalyptic number.

8116863073 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

It is an amenable number.

8116863073 is a deficient number, since it is larger than the sum of its proper divisors (912481391).

8116863073 is a wasteful number, since it uses less digits than its factorization.

8116863073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808316 (or 808305 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 8116863073 is about 90093.6350304504. The cubic root of 8116863073 is about 2009.6915504838.

The spelling of 8116863073 in words is "eight billion, one hundred sixteen million, eight hundred sixty-three thousand, seventy-three".