5636641532 has 12 divisors (see below), whose sum is σ = 9961787976. Its totient is φ = 2790416400.

The previous prime is 5636641471. The next prime is 5636641537. The reversal of 5636641532 is 2351466365.

It is a self number, because there is not a number n which added to its sum of digits gives 5636641532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5636641537) 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, 6975638 + ... + 6976445.

It is an arithmetic number, because the mean of its divisors is an integer number (830148998).

Almost surely, 2^5636641532 is an apocalyptic number.

It is an amenable number.

5636641532 is a deficient number, since it is larger than the sum of its proper divisors (4325146444).

5636641532 is a wasteful number, since it uses less digits than its factorization.

5636641532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13952188 (or 13952186 counting only the distinct ones).

The product of its digits is 388800, while the sum is 41.

The square root of 5636641532 is about 75077.5700991981. The cubic root of 5636641532 is about 1779.6727012572.

The spelling of 5636641532 in words is "five billion, six hundred thirty-six million, six hundred forty-one thousand, five hundred thirty-two".