866246226047 has 16 divisors (see below), whose sum is σ = 876355238880. Its totient is φ = 856179130752.

The previous prime is 866246226019. The next prime is 866246226059. The reversal of 866246226047 is 740622642668.

It is a happy number.

866246226047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 866246226047 - 2¹⁰ = 866246225023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 866246226047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (866246226247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84481973 + ... + 84492225.

It is an arithmetic number, because the mean of its divisors is an integer number (54772202430).

Almost surely, 2^866246226047 is an apocalyptic number.

866246226047 is a deficient number, since it is larger than the sum of its proper divisors (10109012833).

866246226047 is a wasteful number, since it uses less digits than its factorization.

866246226047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12202.

The product of its (nonzero) digits is 9289728, while the sum is 53.

The spelling of 866246226047 in words is "eight hundred sixty-six billion, two hundred forty-six million, two hundred twenty-six thousand, forty-seven".