8666283653 has 4 divisors (see below), whose sum is σ = 8666517900. Its totient is φ = 8666049408.

The previous prime is 8666283641. The next prime is 8666283677. The reversal of 8666283653 is 3563826668.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 80964004 + 8585319649 = 8998^2 + 92657^2 .

It is a cyclic number.

It is not a de Polignac number, because 8666283653 - 2¹⁰ = 8666282629 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8666283595 and 8666283604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8866283653) 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, 48050 + ... + 140147.

It is an arithmetic number, because the mean of its divisors is an integer number (2166629475).

Almost surely, 2^8666283653 is an apocalyptic number.

It is an amenable number.

8666283653 is a deficient number, since it is larger than the sum of its proper divisors (234247).

8666283653 is a wasteful number, since it uses less digits than its factorization.

8666283653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234246.

The product of its digits is 7464960, while the sum is 53.

The square root of 8666283653 is about 93092.8764890204. The cubic root of 8666283653 is about 2054.0497895450.

The spelling of 8666283653 in words is "eight billion, six hundred sixty-six million, two hundred eighty-three thousand, six hundred fifty-three".