4454243412015 has 32 divisors (see below), whose sum is σ = 7143893383680. Its totient is φ = 2369899610496.

The previous prime is 4454243412013. The next prime is 4454243412041. The reversal of 4454243412015 is 5102143424544.

It is not a de Polignac number, because 4454243412015 - 2¹ = 4454243412013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4454243412013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16094094 + ... + 16368516.

It is an arithmetic number, because the mean of its divisors is an integer number (223246668240).

Almost surely, 2^{4454243412015} is an apocalyptic number.

4454243412015 is a deficient number, since it is larger than the sum of its proper divisors (2689649971665).

4454243412015 is a wasteful number, since it uses less digits than its factorization.

4454243412015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277023.

The product of its (nonzero) digits is 307200, while the sum is 39.

Adding to 4454243412015 its reverse (5102143424544), we get a palindrome (9556386836559).

The spelling of 4454243412015 in words is "four trillion, four hundred fifty-four billion, two hundred forty-three million, four hundred twelve thousand, fifteen".