8068816503 has 24 divisors (see below), whose sum is σ = 12718641936. Its totient is φ = 4888598400.

The previous prime is 8068816501. The next prime is 8068816517. The reversal of 8068816503 is 3056188608.

8068816503 is a `hidden beast` number, since 8 + 0 + 68 + 81 + 6 + 503 = 666.

It is not a de Polignac number, because 8068816503 - 2¹ = 8068816501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8068816501) 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 23 ways as a sum of consecutive naturals, for example, 339051 + ... + 362067.

It is an arithmetic number, because the mean of its divisors is an integer number (529943414).

Almost surely, 2^8068816503 is an apocalyptic number.

8068816503 is a deficient number, since it is larger than the sum of its proper divisors (4649825433).

8068816503 is a wasteful number, since it uses less digits than its factorization.

8068816503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26575 (or 26572 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 8068816503 is about 89826.5912912207. The cubic root of 8068816503 is about 2005.7183432762.

The spelling of 8068816503 in words is "eight billion, sixty-eight million, eight hundred sixteen thousand, five hundred three".