444000000055 has 32 divisors (see below), whose sum is σ = 538150667328. Its totient is φ = 351654912000.

The previous prime is 444000000043. The next prime is 444000000089. The reversal of 444000000055 is 550000000444.

It is not a de Polignac number, because 444000000055 - 2¹⁵ = 443999967287 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 443999999972 and 444000000035.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 321505465 + ... + 321506845.

It is an arithmetic number, because the mean of its divisors is an integer number (16817208354).

Almost surely, 2^444000000055 is an apocalyptic number.

444000000055 is the 333167-th decagonal number.

444000000055 is a deficient number, since it is larger than the sum of its proper divisors (94150667273).

444000000055 is a wasteful number, since it uses less digits than its factorization.

444000000055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2947.

The product of its (nonzero) digits is 1600, while the sum is 22.

Adding to 444000000055 its reverse (550000000444), we get a palindrome (994000000499).

The spelling of 444000000055 in words is "four hundred forty-four billion, fifty-five", and thus it is an aban number.