5209632587 has 4 divisors (see below), whose sum is σ = 5389275120. Its totient is φ = 5029990056.

The previous prime is 5209632581. The next prime is 5209632611. The reversal of 5209632587 is 7852369025.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5209632587 - 2³² = 914665291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5209632581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89821223 + ... + 89821280.

It is an arithmetic number, because the mean of its divisors is an integer number (1347318780).

Almost surely, 2^5209632587 is an apocalyptic number.

5209632587 is a deficient number, since it is larger than the sum of its proper divisors (179642533).

5209632587 is a wasteful number, since it uses less digits than its factorization.

5209632587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179642532.

The product of its (nonzero) digits is 907200, while the sum is 47.

The square root of 5209632587 is about 72177.7845808529. The cubic root of 5209632587 is about 1733.5473102415.

The spelling of 5209632587 in words is "five billion, two hundred nine million, six hundred thirty-two thousand, five hundred eighty-seven".