8487136536 has 16 divisors (see below), whose sum is σ = 21217841400. Its totient is φ = 2829045504.

The previous prime is 8487136519. The next prime is 8487136561. The reversal of 8487136536 is 6356317848.

It is a congruent number.

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, 176815321 + ... + 176815368.

Almost surely, 2^8487136536 is an apocalyptic number.

It is an amenable number.

8487136536 is an abundant number, since it is smaller than the sum of its proper divisors (12730704864).

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

8487136536 is a wasteful number, since it uses less digits than its factorization.

8487136536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353630698 (or 353630694 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 51.

The square root of 8487136536 is about 92125.6562310413. The cubic root of 8487136536 is about 2039.7975366158.

The spelling of 8487136536 in words is "eight billion, four hundred eighty-seven million, one hundred thirty-six thousand, five hundred thirty-six".