5665669188 has 24 divisors (see below), whose sum is σ = 13307448000. Its totient is φ = 1876048800.

The previous prime is 5665669183. The next prime is 5665669199. The reversal of 5665669188 is 8819665665.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (5665669183) 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, 1561563 + ... + 1565186.

It is an arithmetic number, because the mean of its divisors is an integer number (554477000).

Almost surely, 2^5665669188 is an apocalyptic number.

It is an amenable number.

5665669188 is an abundant number, since it is smaller than the sum of its proper divisors (7641778812).

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

5665669188 is a wasteful number, since it uses less digits than its factorization.

5665669188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3126907 (or 3126905 counting only the distinct ones).

The product of its digits is 18662400, while the sum is 60.

The square root of 5665669188 is about 75270.6396146598. The cubic root of 5665669188 is about 1782.7224665112.

The spelling of 5665669188 in words is "five billion, six hundred sixty-five million, six hundred sixty-nine thousand, one hundred eighty-eight".