6605534356 has 12 divisors (see below), whose sum is σ = 11718037492. Its totient is φ = 3257523648.

The previous prime is 6605534339. The next prime is 6605534387. The reversal of 6605534356 is 6534355066.

It can be written as a sum of positive squares in 2 ways, for example, as 4884612100 + 1720922256 = 69890^2 + 41484^2 .

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 11310555 + ... + 11311138.

Almost surely, 2^6605534356 is an apocalyptic number.

It is an amenable number.

6605534356 is a deficient number, since it is larger than the sum of its proper divisors (5112503136).

6605534356 is a wasteful number, since it uses less digits than its factorization.

6605534356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22621770 (or 22621768 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 43.

The square root of 6605534356 is about 81274.4385154398. The cubic root of 6605534356 is about 1876.3016129366.

The spelling of 6605534356 in words is "six billion, six hundred five million, five hundred thirty-four thousand, three hundred fifty-six".