444445555555 has 16 divisors (see below), whose sum is σ = 579514752000. Its totient is φ = 325977043680.

The previous prime is 444445555529. The next prime is 444445555571. The reversal of 444445555555 is 555555544444.

It is not a de Polignac number, because 444445555555 - 2¹¹ = 444445553507 is a prime.

444445555555 is a modest number, since divided by 555555 gives 444445 as remainder.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 444445555496 and 444445555505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75454705 + ... + 75460594.

It is an arithmetic number, because the mean of its divisors is an integer number (36219672000).

Almost surely, 2^444445555555 is an apocalyptic number.

444445555555 is a deficient number, since it is larger than the sum of its proper divisors (135069196445).

444445555555 is a wasteful number, since it uses less digits than its factorization.

444445555555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150915354.

The product of its digits is 80000000, while the sum is 55.

It can be divided in two parts, 444445 and 555555, that added together give a 6-th power (1000000 = 10⁶).

The spelling of 444445555555 in words is "four hundred forty-four billion, four hundred forty-five million, five hundred fifty-five thousand, five hundred fifty-five".