9887570116 has 12 divisors (see below), whose sum is σ = 17319441580. Its totient is φ = 4939158240.

The previous prime is 9887570111. The next prime is 9887570117. The reversal of 9887570116 is 6110757889.

It can be written as a sum of positive squares in 2 ways, for example, as 2367211716 + 7520358400 = 48654^2 + 86720^2 .

It is not an unprimeable number, because it can be changed into a prime (9887570111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1151895 + ... + 1160446.

Almost surely, 2^9887570116 is an apocalyptic number.

It is an amenable number.

9887570116 is a deficient number, since it is larger than the sum of its proper divisors (7431871464).

9887570116 is a wasteful number, since it uses less digits than its factorization.

9887570116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313414 (or 2313412 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 52.

The square root of 9887570116 is about 99436.2615749406. The cubic root of 9887570116 is about 2146.3301458753.

The spelling of 9887570116 in words is "nine billion, eight hundred eighty-seven million, five hundred seventy thousand, one hundred sixteen".