444658343384663 has 8 divisors (see below), whose sum is σ = 445008334751376. Its totient is φ = 444308360630400.

The previous prime is 444658343384653. The next prime is 444658343384693. The reversal of 444658343384663 is 366483343856444.

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

It is a cyclic number.

It is not a de Polignac number, because 444658343384663 - 2⁸ = 444658343384407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444658343384653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103173233 + ... + 107396613.

It is an arithmetic number, because the mean of its divisors is an integer number (55626041843922).

Almost surely, 2^{444658343384663} is an apocalyptic number.

444658343384663 is a deficient number, since it is larger than the sum of its proper divisors (349991366713).

444658343384663 is a wasteful number, since it uses less digits than its factorization.

444658343384663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4306225.

The product of its digits is 5733089280, while the sum is 71.

The spelling of 444658343384663 in words is "four hundred forty-four trillion, six hundred fifty-eight billion, three hundred forty-three million, three hundred eighty-four thousand, six hundred sixty-three".