44395604885 has 16 divisors (see below), whose sum is σ = 53609577840. Its totient is φ = 35293547520.

The previous prime is 44395604879. The next prime is 44395604921. The reversal of 44395604885 is 58840659344.

It can be written as a sum of positive squares in 8 ways, for example, as 7263471076 + 37132133809 = 85226^2 + 192697^2 .

It is not a de Polignac number, because 44395604885 - 2¹² = 44395600789 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44395604885.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1224701 + ... + 1260429.

It is an arithmetic number, because the mean of its divisors is an integer number (3350598615).

Almost surely, 2^44395604885 is an apocalyptic number.

It is an amenable number.

44395604885 is a deficient number, since it is larger than the sum of its proper divisors (9213972955).

44395604885 is a wasteful number, since it uses less digits than its factorization.

44395604885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37288.

The product of its (nonzero) digits is 16588800, while the sum is 56.

The spelling of 44395604885 in words is "forty-four billion, three hundred ninety-five million, six hundred four thousand, eight hundred eighty-five".