8726716845 has 448 divisors, whose sum is σ = 21757870080. Its totient is φ = 3247257600.

The previous prime is 8726716793. The next prime is 8726716871. The reversal of 8726716845 is 5486176278.

It is not a de Polignac number, because 8726716845 - 2⁸ = 8726716589 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8726716791 and 8726716800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 447 ways as a sum of consecutive naturals, for example, 147910426 + ... + 147910484.

Almost surely, 2^8726716845 is an apocalyptic number.

8726716845 is a gapful number since it is divisible by the number (85) formed by its first and last digit.

It is an amenable number.

8726716845 is an abundant number, since it is smaller than the sum of its proper divisors (13031153235).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8726716845 is a wasteful number, since it uses less digits than its factorization.

8726716845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148 (or 133 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 54.

The square root of 8726716845 is about 93416.8980698888. The cubic root of 8726716845 is about 2058.8132830140.

The spelling of 8726716845 in words is "eight billion, seven hundred twenty-six million, seven hundred sixteen thousand, eight hundred forty-five".