844284863705 has 16 divisors (see below), whose sum is σ = 1016278026624. Its totient is φ = 673340069760.

The previous prime is 844284863689. The next prime is 844284863809. The reversal of 844284863705 is 507368482448.

It is not a de Polignac number, because 844284863705 - 2⁴ = 844284863689 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2096045 + ... + 2466165.

It is an arithmetic number, because the mean of its divisors is an integer number (63517376664).

Almost surely, 2^844284863705 is an apocalyptic number.

It is an amenable number.

844284863705 is a deficient number, since it is larger than the sum of its proper divisors (171993162919).

844284863705 is a wasteful number, since it uses less digits than its factorization.

844284863705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371536.

The product of its (nonzero) digits is 41287680, while the sum is 59.

The spelling of 844284863705 in words is "eight hundred forty-four billion, two hundred eighty-four million, eight hundred sixty-three thousand, seven hundred five".