987516368 has 10 divisors (see below), whose sum is σ = 1913312994. Its totient is φ = 493758176.

The previous prime is 987516319. The next prime is 987516401. The reversal of 987516368 is 863615789.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 905287744 + 82228624 = 30088^2 + 9068^2 .

It is a super-2 number, since 2×987516368² = 1950377154135822848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30859871 + ... + 30859902.

Almost surely, 2^987516368 is an apocalyptic number.

It is an amenable number.

987516368 is a deficient number, since it is larger than the sum of its proper divisors (925796626).

987516368 is a wasteful number, since it uses less digits than its factorization.

987516368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61719781 (or 61719775 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 53.

The square root of 987516368 is about 31424.7731574947. The cubic root of 987516368 is about 995.8213525602.

The spelling of 987516368 in words is "nine hundred eighty-seven million, five hundred sixteen thousand, three hundred sixty-eight".