5636643342 has 32 divisors (see below), whose sum is σ = 12373603200. Its totient is φ = 1697591520.

The previous prime is 5636643289. The next prime is 5636643371. The reversal of 5636643342 is 2433466365.

It is a junction number, because it is equal to n+sod(n) for n = 5636643294 and 5636643303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251217 + ... + 272732.

It is an arithmetic number, because the mean of its divisors is an integer number (386675100).

Almost surely, 2^5636643342 is an apocalyptic number.

5636643342 is an abundant number, since it is smaller than the sum of its proper divisors (6736959858).

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

5636643342 is a wasteful number, since it uses less digits than its factorization.

5636643342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524128.

The product of its digits is 933120, while the sum is 42.

The square root of 5636643342 is about 75077.5821533965. The cubic root of 5636643342 is about 1779.6728917494.

The spelling of 5636643342 in words is "five billion, six hundred thirty-six million, six hundred forty-three thousand, three hundred forty-two".