866244848466 has 8 divisors (see below), whose sum is σ = 1732489696944. Its totient is φ = 288748282820.

The previous prime is 866244848437. The next prime is 866244848519. The reversal of 866244848466 is 664848442668.

It is a happy number.

866244848466 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

866244848466 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 866244848397 and 866244848406.

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, 72187070700 + ... + 72187070711.

It is an arithmetic number, because the mean of its divisors is an integer number (216561212118).

Almost surely, 2^866244848466 is an apocalyptic number.

866244848466 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

866244848466 is a wasteful number, since it uses less digits than its factorization.

866244848466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144374141416.

The product of its digits is 339738624, while the sum is 66.

The spelling of 866244848466 in words is "eight hundred sixty-six billion, two hundred forty-four million, eight hundred forty-eight thousand, four hundred sixty-six".