444642051717055 has 16 divisors (see below), whose sum is σ = 533656038389760. Its totient is φ = 355656592547872.

The previous prime is 444642051717053. The next prime is 444642051717077. The reversal of 444642051717055 is 550717150246444.

It is a cyclic number.

It is not a de Polignac number, because 444642051717055 - 2¹ = 444642051717053 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 444642051716987 and 444642051717005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444642051717053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2445859872 + ... + 2446041658.

It is an arithmetic number, because the mean of its divisors is an integer number (33353502399360).

Almost surely, 2^{444642051717055} is an apocalyptic number.

444642051717055 is a deficient number, since it is larger than the sum of its proper divisors (89013986672705).

444642051717055 is a wasteful number, since it uses less digits than its factorization.

444642051717055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257558.

The product of its (nonzero) digits is 18816000, while the sum is 55.

The spelling of 444642051717055 in words is "four hundred forty-four trillion, six hundred forty-two billion, fifty-one million, seven hundred seventeen thousand, fifty-five".