244287217166 has 8 divisors (see below), whose sum is σ = 369067019160. Its totient is φ = 121264877448.

The previous prime is 244287217159. The next prime is 244287217193. The reversal of 244287217166 is 661712782442.

It is a happy number.

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

It is a congruent number.

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, 439365221 + ... + 439365776.

It is an arithmetic number, because the mean of its divisors is an integer number (46133377395).

Almost surely, 2^244287217166 is an apocalyptic number.

244287217166 is a deficient number, since it is larger than the sum of its proper divisors (124779801994).

244287217166 is a wasteful number, since it uses less digits than its factorization.

244287217166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878731138.

The product of its digits is 1806336, while the sum is 50.

The spelling of 244287217166 in words is "two hundred forty-four billion, two hundred eighty-seven million, two hundred seventeen thousand, one hundred sixty-six".