444889605284 has 24 divisors (see below), whose sum is σ = 780921535800. Its totient is φ = 221769386496.

The previous prime is 444889605271. The next prime is 444889605287. The reversal of 444889605284 is 482506988444.

It can be written as a sum of positive squares in 4 ways, for example, as 605284 + 444889000000 = 778^2 + 667000^2 .

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (444889605287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9241244 + ... + 9289260.

It is an arithmetic number, because the mean of its divisors is an integer number (32538397325).

Almost surely, 2^444889605284 is an apocalyptic number.

It is an amenable number.

444889605284 is a deficient number, since it is larger than the sum of its proper divisors (336031930516).

444889605284 is a wasteful number, since it uses less digits than its factorization.

444889605284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55007 (or 55005 counting only the distinct ones).

The product of its (nonzero) digits is 70778880, while the sum is 62.

It can be divided in two parts, 444889 and 605284, that multiplied together give a square (269284193476 = 518926²).

The spelling of 444889605284 in words is "four hundred forty-four billion, eight hundred eighty-nine million, six hundred five thousand, two hundred eighty-four".