444809324564 has 12 divisors (see below), whose sum is σ = 849181437888. Its totient is φ = 202186056600.

The previous prime is 444809324551. The next prime is 444809324639. The reversal of 444809324564 is 465423908444.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5054651372 + ... + 5054651459.

It is an arithmetic number, because the mean of its divisors is an integer number (70765119824).

Almost surely, 2^444809324564 is an apocalyptic number.

444809324564 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

444809324564 is a deficient number, since it is larger than the sum of its proper divisors (404372113324).

444809324564 is a wasteful number, since it uses less digits than its factorization.

444809324564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10109302846 (or 10109302844 counting only the distinct ones).

The product of its (nonzero) digits is 13271040, while the sum is 53.

The spelling of 444809324564 in words is "four hundred forty-four billion, eight hundred nine million, three hundred twenty-four thousand, five hundred sixty-four".