5644646206 has 8 divisors (see below), whose sum is σ = 8663875704. Its totient is φ = 2756687640.

The previous prime is 5644646201. The next prime is 5644646209. The reversal of 5644646206 is 6026464465.

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

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644646201) 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, 32817625 + ... + 32817796.

It is an arithmetic number, because the mean of its divisors is an integer number (1082984463).

Almost surely, 2^5644646206 is an apocalyptic number.

5644646206 is a deficient number, since it is larger than the sum of its proper divisors (3019229498).

5644646206 is a wasteful number, since it uses less digits than its factorization.

5644646206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65635466.

The product of its (nonzero) digits is 829440, while the sum is 43.

The square root of 5644646206 is about 75130.8605434544. The cubic root of 5644646206 is about 1780.5147488683.

The spelling of 5644646206 in words is "five billion, six hundred forty-four million, six hundred forty-six thousand, two hundred six".