6887587652 has 36 divisors (see below), whose sum is σ = 13498669548. Its totient is φ = 3071640000.

The previous prime is 6887587643. The next prime is 6887587687. The reversal of 6887587652 is 2567857886.

It can be written as a sum of positive squares in 2 ways, for example, as 2769285376 + 4118302276 = 52624^2 + 64174^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108599 + ... + 159902.

It is an arithmetic number, because the mean of its divisors is an integer number (374963043).

Almost surely, 2^6887587652 is an apocalyptic number.

It is an amenable number.

6887587652 is a deficient number, since it is larger than the sum of its proper divisors (6611081896).

6887587652 is a wasteful number, since it uses less digits than its factorization.

6887587652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268580 (or 268567 counting only the distinct ones).

The product of its digits is 45158400, while the sum is 62.

The square root of 6887587652 is about 82991.4914434004. The cubic root of 6887587652 is about 1902.6360135594.

The spelling of 6887587652 in words is "six billion, eight hundred eighty-seven million, five hundred eighty-seven thousand, six hundred fifty-two".