86608510866266 has 4 divisors (see below), whose sum is σ = 129912766299402. Its totient is φ = 43304255433132.

The previous prime is 86608510866253. The next prime is 86608510866281. The reversal of 86608510866266 is 66266801580668.

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

It can be written as a sum of positive squares in only one way, i.e., 85435359765625 + 1173151100641 = 9243125^2 + 1083121^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 86608510866196 and 86608510866205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21652127716565 + ... + 21652127716568.

Almost surely, 2^{86608510866266} is an apocalyptic number.

86608510866266 is a deficient number, since it is larger than the sum of its proper divisors (43304255433136).

86608510866266 is a wasteful number, since it uses less digits than its factorization.

86608510866266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43304255433135.

The product of its (nonzero) digits is 238878720, while the sum is 68.

The spelling of 86608510866266 in words is "eighty-six trillion, six hundred eight billion, five hundred ten million, eight hundred sixty-six thousand, two hundred sixty-six".