866124217781341 has 8 divisors (see below), whose sum is σ = 867015720859680. Its totient is φ = 865232866637808.

The previous prime is 866124217781219. The next prime is 866124217781369. The reversal of 866124217781341 is 143187712421668.

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

It is a cyclic number.

It is not a de Polignac number, because 866124217781341 - 2¹⁷ = 866124217650269 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 866124217781341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (866124217781371) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 26574811 + ... + 49380856.

It is an arithmetic number, because the mean of its divisors is an integer number (108376965107460).

Almost surely, 2^{866124217781341} is an apocalyptic number.

It is an amenable number.

866124217781341 is a deficient number, since it is larger than the sum of its proper divisors (891503078339).

866124217781341 is a wasteful number, since it uses less digits than its factorization.

866124217781341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75967403.

The product of its digits is 21676032, while the sum is 61.

The spelling of 866124217781341 in words is "eight hundred sixty-six trillion, one hundred twenty-four billion, two hundred seventeen million, seven hundred eighty-one thousand, three hundred forty-one".