444404072805 has 32 divisors (see below), whose sum is σ = 886499555328. Its totient is φ = 184687406400.

The previous prime is 444404072789. The next prime is 444404072863. The reversal of 444404072805 is 508270404444.

It is not a de Polignac number, because 444404072805 - 2⁴ = 444404072789 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 192381561 + ... + 192383870.

It is an arithmetic number, because the mean of its divisors is an integer number (27703111104).

Almost surely, 2^444404072805 is an apocalyptic number.

It is an amenable number.

444404072805 is a deficient number, since it is larger than the sum of its proper divisors (442095482523).

444404072805 is a wasteful number, since it uses less digits than its factorization.

444404072805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384765457.

The product of its (nonzero) digits is 573440, while the sum is 42.

The spelling of 444404072805 in words is "four hundred forty-four billion, four hundred four million, seventy-two thousand, eight hundred five".