440343201013 has 8 divisors (see below), whose sum is σ = 448130155032. Its totient is φ = 432622519296.

The previous prime is 440343200981. The next prime is 440343201049. The reversal of 440343201013 is 310102343044.

It can be written as a sum of positive squares in 4 ways, for example, as 4212399409 + 436130801604 = 64903^2 + 660402^2 .

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

It is not a de Polignac number, because 440343201013 - 2⁵ = 440343200981 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 (440343201083) 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, 16554670 + ... + 16581247.

It is an arithmetic number, because the mean of its divisors is an integer number (56016269379).

Almost surely, 2^440343201013 is an apocalyptic number.

It is an amenable number.

440343201013 is a deficient number, since it is larger than the sum of its proper divisors (7786954019).

440343201013 is a wasteful number, since it uses less digits than its factorization.

440343201013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33136151.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 440343201013 its reverse (310102343044), we get a palindrome (750445544057).

The spelling of 440343201013 in words is "four hundred forty billion, three hundred forty-three million, two hundred one thousand, thirteen".