4442031242345 has 8 divisors (see below), whose sum is σ = 5379340587720. Its totient is φ = 3521022929280.

The previous prime is 4442031242303. The next prime is 4442031242347. The reversal of 4442031242345 is 5432421302444.

It can be written as a sum of positive squares in 4 ways, for example, as 425265711376 + 4016765530969 = 652124^2 + 2004187^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-4442031242345 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4442031242299 and 4442031242308.

It is not an unprimeable number, because it can be changed into a prime (4442031242347) 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, 4075257476 + ... + 4075258565.

It is an arithmetic number, because the mean of its divisors is an integer number (672417573465).

Almost surely, 2^{4442031242345} is an apocalyptic number.

It is an amenable number.

4442031242345 is a deficient number, since it is larger than the sum of its proper divisors (937309345375).

4442031242345 is a wasteful number, since it uses less digits than its factorization.

4442031242345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8150516155.

The product of its (nonzero) digits is 368640, while the sum is 38.

Adding to 4442031242345 its reverse (5432421302444), we get a palindrome (9874452544789).

The spelling of 4442031242345 in words is "four trillion, four hundred forty-two billion, thirty-one million, two hundred forty-two thousand, three hundred forty-five".