440002020242 has 16 divisors (see below), whose sum is σ = 662428035360. Its totient is φ = 219194155872.

The previous prime is 440002020229. The next prime is 440002020247. The reversal of 440002020242 is 242020200044.

It is not an unprimeable number, because it can be changed into a prime (440002020247) 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, 225533 + ... + 964815.

It is an arithmetic number, because the mean of its divisors is an integer number (41401752210).

Almost surely, 2^440002020242 is an apocalyptic number.

440002020242 is a deficient number, since it is larger than the sum of its proper divisors (222426015118).

440002020242 is a wasteful number, since it uses less digits than its factorization.

440002020242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740377.

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 440002020242 its reverse (242020200044), we get a palindrome (682022220286).

The spelling of 440002020242 in words is "four hundred forty billion, two million, twenty thousand, two hundred forty-two".