8529249864680 has 16 divisors (see below), whose sum is σ = 19190812195620. Its totient is φ = 3411699945856.

The previous prime is 8529249864547. The next prime is 8529249864691. The reversal of 8529249864680 is 864689429258.

It can be written as a sum of positive squares in 2 ways, for example, as 7080803916484 + 1448445948196 = 2660978^2 + 1203514^2 .

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, 106615623269 + ... + 106615623348.

Almost surely, 2^{8529249864680} is an apocalyptic number.

It is an amenable number.

8529249864680 is an abundant number, since it is smaller than the sum of its proper divisors (10661562330940).

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

8529249864680 is a wasteful number, since it uses less digits than its factorization.

8529249864680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213231246628 (or 213231246624 counting only the distinct ones).

The product of its (nonzero) digits is 477757440, while the sum is 71.

The spelling of 8529249864680 in words is "eight trillion, five hundred twenty-nine billion, two hundred forty-nine million, eight hundred sixty-four thousand, six hundred eighty".