5645600042 has 8 divisors (see below), whose sum is σ = 8674946532. Its totient is φ = 2753951200.

The previous prime is 5645600039. The next prime is 5645600063. The reversal of 5645600042 is 2400065465.

It can be written as a sum of positive squares in 2 ways, for example, as 3905125081 + 1740474961 = 62491^2 + 41719^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 5645599981 and 5645600008.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34424309 + ... + 34424472.

Almost surely, 2^5645600042 is an apocalyptic number.

5645600042 is a deficient number, since it is larger than the sum of its proper divisors (3029346490).

5645600042 is a wasteful number, since it uses less digits than its factorization.

5645600042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68848824.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 5645600042 is about 75137.2081062372. The cubic root of 5645600042 is about 1780.6150340679.

The spelling of 5645600042 in words is "five billion, six hundred forty-five million, six hundred thousand, forty-two".