8500450864 has 10 divisors (see below), whose sum is σ = 16469623580. Its totient is φ = 4250225424.

The previous prime is 8500450859. The next prime is 8500450921. The reversal of 8500450864 is 4680540058.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265639074 + ... + 265639105.

It is an arithmetic number, because the mean of its divisors is an integer number (1646962358).

Almost surely, 2^8500450864 is an apocalyptic number.

It is an amenable number.

8500450864 is a deficient number, since it is larger than the sum of its proper divisors (7969172716).

8500450864 is a wasteful number, since it uses less digits than its factorization.

8500450864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531278187 (or 531278181 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 8500450864 is about 92197.8896938536. The cubic root of 8500450864 is about 2040.8636340726.

The spelling of 8500450864 in words is "eight billion, five hundred million, four hundred fifty thousand, eight hundred sixty-four".