4445430243015 has 32 divisors (see below), whose sum is σ = 7361672947200. Its totient is φ = 2287983931520.

The previous prime is 4445430242993. The next prime is 4445430243049. The reversal of 4445430243015 is 5103420345444.

4445430243015 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4445430243015 - 2¹⁰ = 4445430241991 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1721091 + ... + 3442820.

It is an arithmetic number, because the mean of its divisors is an integer number (230052279600).

Almost surely, 2^{4445430243015} is an apocalyptic number.

4445430243015 is a deficient number, since it is larger than the sum of its proper divisors (2916242704185).

4445430243015 is a wasteful number, since it uses less digits than its factorization.

4445430243015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5165927.

The product of its (nonzero) digits is 460800, while the sum is 39.

Adding to 4445430243015 its reverse (5103420345444), we get a palindrome (9548850588459).

The spelling of 4445430243015 in words is "four trillion, four hundred forty-five billion, four hundred thirty million, two hundred forty-three thousand, fifteen".