8500815416 has 16 divisors (see below), whose sum is σ = 16369814040. Its totient is φ = 4135531680.

The previous prime is 8500815409. The next prime is 8500815419. The reversal of 8500815416 is 6145180058.

It is a self number, because there is not a number n which added to its sum of digits gives 8500815416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8500815419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14359190 + ... + 14359781.

Almost surely, 2^8500815416 is an apocalyptic number.

It is an amenable number.

8500815416 is a deficient number, since it is larger than the sum of its proper divisors (7868998624).

8500815416 is a wasteful number, since it uses less digits than its factorization.

8500815416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28719014 (or 28719010 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 38.

The square root of 8500815416 is about 92199.8666810316. The cubic root of 8500815416 is about 2040.8928086146.

The spelling of 8500815416 in words is "eight billion, five hundred million, eight hundred fifteen thousand, four hundred sixteen".