444868303561 has 8 divisors (see below), whose sum is σ = 485732533248. Its totient is φ = 404074350000.

The previous prime is 444868303501. The next prime is 444868303573. The reversal of 444868303561 is 165303868444.

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 444868303561 - 2¹⁵ = 444868270793 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 444868303499 and 444868303508.

It is not an unprimeable number, because it can be changed into a prime (444868303501) 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, 17555790 + ... + 17581111.

It is an arithmetic number, because the mean of its divisors is an integer number (60716566656).

Almost surely, 2^444868303561 is an apocalyptic number.

It is an amenable number.

444868303561 is a deficient number, since it is larger than the sum of its proper divisors (40864229687).

444868303561 is a wasteful number, since it uses less digits than its factorization.

444868303561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35138063.

The product of its (nonzero) digits is 6635520, while the sum is 52.

The spelling of 444868303561 in words is "four hundred forty-four billion, eight hundred sixty-eight million, three hundred three thousand, five hundred sixty-one".