It is an unprimeable number.
Almost surely, 2516226508 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 516226508, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (540244992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
516226508 is a wasteful number, since it uses less digits than its factorization.
516226508 is an evil number, because the sum of its binary digits is even.
The square root of 516226508 is about 22720.6185655233. The cubic root of 516226508 is about 802.1952766901.
The spelling of 516226508 in words is "five hundred sixteen million, two hundred twenty-six thousand, five hundred eight".