44419443685 has 8 divisors (see below), whose sum is σ = 54743963256. Its totient is φ = 34575134400.

The previous prime is 44419443659. The next prime is 44419443689. The reversal of 44419443685 is 58634491444.

It can be written as a sum of positive squares in 4 ways, for example, as 21171123009 + 23248320676 = 145503^2 + 152474^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44419443685 - 2²³ = 44411055077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44419443689) 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, 120052366 + ... + 120052735.

It is an arithmetic number, because the mean of its divisors is an integer number (6842995407).

Almost surely, 2^44419443685 is an apocalyptic number.

It is an amenable number.

44419443685 is a deficient number, since it is larger than the sum of its proper divisors (10324519571).

44419443685 is a wasteful number, since it uses less digits than its factorization.

44419443685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240105143.

The product of its digits is 6635520, while the sum is 52.

The spelling of 44419443685 in words is "forty-four billion, four hundred nineteen million, four hundred forty-three thousand, six hundred eighty-five".