4240002420015 has 16 divisors (see below), whose sum is σ = 7078960562688. Its totient is φ = 2163015727136.

The previous prime is 4240002420013. The next prime is 4240002420077. The reversal of 4240002420015 is 5100242000424.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4240002420015 - 2¹ = 4240002420013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4240002420013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6144930699 + ... + 6144931388.

It is an arithmetic number, because the mean of its divisors is an integer number (442435035168).

Almost surely, 2^{4240002420015} is an apocalyptic number.

4240002420015 is a deficient number, since it is larger than the sum of its proper divisors (2838958142673).

4240002420015 is a wasteful number, since it uses less digits than its factorization.

4240002420015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12289862118.

The product of its (nonzero) digits is 2560, while the sum is 24.

Adding to 4240002420015 its reverse (5100242000424), we get a palindrome (9340244420439).

The spelling of 4240002420015 in words is "four trillion, two hundred forty billion, two million, four hundred twenty thousand, fifteen".