8136864226 has 8 divisors (see below), whose sum is σ = 12205691820. Its totient is φ = 4068300288.

The previous prime is 8136864193. The next prime is 8136864233. The reversal of 8136864226 is 6224686318.

It can be written as a sum of positive squares in 2 ways, for example, as 6601400001 + 1535464225 = 81249^2 + 39185^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57330 + ... + 139858.

Almost surely, 2^8136864226 is an apocalyptic number.

8136864226 is a deficient number, since it is larger than the sum of its proper divisors (4068827594).

8136864226 is a wasteful number, since it uses less digits than its factorization.

8136864226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131828.

The product of its digits is 663552, while the sum is 46.

The square root of 8136864226 is about 90204.5687645587. The cubic root of 8136864226 is about 2011.3409223542.

The spelling of 8136864226 in words is "eight billion, one hundred thirty-six million, eight hundred sixty-four thousand, two hundred twenty-six".