8663230218520 has 64 divisors (see below), whose sum is σ = 20946914966880. Its totient is φ = 3212772980736.

The previous prime is 8663230218493. The next prime is 8663230218523. The reversal of 8663230218520 is 258120323668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8663230218523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95029399 + ... + 95120518.

Almost surely, 2^{8663230218520} is an apocalyptic number.

It is an amenable number.

8663230218520 is an abundant number, since it is smaller than the sum of its proper divisors (12283684748360).

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

8663230218520 is a wasteful number, since it uses less digits than its factorization.

8663230218520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190150012 (or 190150008 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 46.

The spelling of 8663230218520 in words is "eight trillion, six hundred sixty-three billion, two hundred thirty million, two hundred eighteen thousand, five hundred twenty".