5636968428 has 144 divisors (see below), whose sum is σ = 16532325600. Its totient is φ = 1481711616.

The previous prime is 5636968423. The next prime is 5636968573. The reversal of 5636968428 is 8248696365.

It is not an unprimeable number, because it can be changed into a prime (5636968423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2666700 + ... + 2668812.

Almost surely, 2^5636968428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5636968428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8266162800).

5636968428 is an abundant number, since it is smaller than the sum of its proper divisors (10895357172).

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

5636968428 is a wasteful number, since it uses less digits than its factorization.

5636968428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2496 (or 2487 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 57.

The square root of 5636968428 is about 75079.7471226429. The cubic root of 5636968428 is about 1779.7071045237.

The spelling of 5636968428 in words is "five billion, six hundred thirty-six million, nine hundred sixty-eight thousand, four hundred twenty-eight".