444010561 has 32 divisors (see below), whose sum is σ = 498389760. Its totient is φ = 394082304.

The previous prime is 444010559. The next prime is 444010579. The reversal of 444010561 is 165010444.

It is a cyclic number.

It is not a de Polignac number, because 444010561 - 2¹ = 444010559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (444010961) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3240885 + ... + 3241021.

It is an arithmetic number, because the mean of its divisors is an integer number (15574680).

Almost surely, 2^444010561 is an apocalyptic number.

It is an amenable number.

444010561 is a deficient number, since it is larger than the sum of its proper divisors (54379199).

444010561 is a wasteful number, since it uses less digits than its factorization.

444010561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 444010561 is about 21071.5581056551. The cubic root of 444010561 is about 762.8944112340.

The spelling of 444010561 in words is "four hundred forty-four million, ten thousand, five hundred sixty-one".