4440440245015 has 16 divisors (see below), whose sum is σ = 5383442046528. Its totient is φ = 3515925619456.

The previous prime is 4440440245009. The next prime is 4440440245039. The reversal of 4440440245015 is 5105420440444.

It is a cyclic number.

It is not a de Polignac number, because 4440440245015 - 2¹¹ = 4440440242967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11217232 + ... + 11606341.

It is an arithmetic number, because the mean of its divisors is an integer number (336465127908).

Almost surely, 2^{4440440245015} is an apocalyptic number.

4440440245015 is a deficient number, since it is larger than the sum of its proper divisors (943001801513).

4440440245015 is a wasteful number, since it uses less digits than its factorization.

4440440245015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22823978.

The product of its (nonzero) digits is 204800, while the sum is 37.

Adding to 4440440245015 its reverse (5105420440444), we get a palindrome (9545860685459).

The spelling of 4440440245015 in words is "four trillion, four hundred forty billion, four hundred forty million, two hundred forty-five thousand, fifteen".