5636832787 has 4 divisors (see below), whose sum is σ = 5637483360. Its totient is φ = 5636182216.

The previous prime is 5636832767. The next prime is 5636832797. The reversal of 5636832787 is 7872386365.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7872386365 = 5 ⋅1574477273.

It is a cyclic number.

It is not a de Polignac number, because 5636832787 - 2¹¹ = 5636830739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5636832767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312112 + ... + 329677.

It is an arithmetic number, because the mean of its divisors is an integer number (1409370840).

Almost surely, 2^5636832787 is an apocalyptic number.

5636832787 is a deficient number, since it is larger than the sum of its proper divisors (650573).

5636832787 is an equidigital number, since it uses as much as digits as its factorization.

5636832787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650572.

The product of its digits is 10160640, while the sum is 55.

The square root of 5636832787 is about 75078.8438043634. The cubic root of 5636832787 is about 1779.6928295228.

The spelling of 5636832787 in words is "five billion, six hundred thirty-six million, eight hundred thirty-two thousand, seven hundred eighty-seven".