444485674816 has 28 divisors (see below), whose sum is σ = 882568585888. Its totient is φ = 222106188672.

The previous prime is 444485674753. The next prime is 444485674819. The reversal of 444485674816 is 618476584444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444485674819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2030196 + ... + 2238451.

Almost surely, 2^444485674816 is an apocalyptic number.

It is an amenable number.

444485674816 is a deficient number, since it is larger than the sum of its proper divisors (438082911072).

444485674816 is a wasteful number, since it uses less digits than its factorization.

444485674816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4270286 (or 4270276 counting only the distinct ones).

The product of its digits is 82575360, while the sum is 61.

The spelling of 444485674816 in words is "four hundred forty-four billion, four hundred eighty-five million, six hundred seventy-four thousand, eight hundred sixteen".