440304330142 has 8 divisors (see below), whose sum is σ = 660538533096. Its totient is φ = 220124819112.

The previous prime is 440304330127. The next prime is 440304330149. The reversal of 440304330142 is 241033403044.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 440304330142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440304330149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13652848 + ... + 13685059.

It is an arithmetic number, because the mean of its divisors is an integer number (82567316637).

Almost surely, 2^440304330142 is an apocalyptic number.

440304330142 is a deficient number, since it is larger than the sum of its proper divisors (220234202954).

440304330142 is a wasteful number, since it uses less digits than its factorization.

440304330142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27345962.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 440304330142 its reverse (241033403044), we get a palindrome (681337733186).

The spelling of 440304330142 in words is "four hundred forty billion, three hundred four million, three hundred thirty thousand, one hundred forty-two".