5646205238 has 16 divisors (see below), whose sum is σ = 8512538496. Its totient is φ = 2808708480.

The previous prime is 5646205237. The next prime is 5646205259. The reversal of 5646205238 is 8325026465.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5646205195 and 5646205204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5646205231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1019918 + ... + 1025438.

It is an arithmetic number, because the mean of its divisors is an integer number (532033656).

Almost surely, 2^5646205238 is an apocalyptic number.

5646205238 is a deficient number, since it is larger than the sum of its proper divisors (2866333258).

5646205238 is a wasteful number, since it uses less digits than its factorization.

5646205238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8039.

The product of its (nonzero) digits is 345600, while the sum is 41.

The square root of 5646205238 is about 75141.2352706555. The cubic root of 5646205238 is about 1780.6786578093.

The spelling of 5646205238 in words is "five billion, six hundred forty-six million, two hundred five thousand, two hundred thirty-eight".