987252883236 has 27 divisors (see below), whose sum is σ = 2495570969073. Its totient is φ = 329082307200.

The previous prime is 987252883213. The next prime is 987252883237. The reversal of 987252883236 is 632388252789.

The square root of 987252883236 is 993606.

It is a perfect power (a square), and thus also a powerful number.

987252883236 is a `hidden beast` number, since 9 + 8 + 7 + 2 + 528 + 83 + 23 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 840533241636 + 146719641600 = 916806^2 + 383040^2 .

It is not an unprimeable number, because it can be changed into a prime (987252883237) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5878836 + ... + 6044436.

Almost surely, 2^987252883236 is an apocalyptic number.

987252883236 is the 993606-th square number.

It is an amenable number.

987252883236 is an abundant number, since it is smaller than the sum of its proper divisors (1508318085837).

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

987252883236 is an frugal number, since it uses more digits than its factorization.

987252883236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331212 (or 165606 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 63.

The spelling of 987252883236 in words is "nine hundred eighty-seven billion, two hundred fifty-two million, eight hundred eighty-three thousand, two hundred thirty-six".