440004121010 has 64 divisors (see below), whose sum is σ = 810446757120. Its totient is φ = 171955810560.

The previous prime is 440004121009. The next prime is 440004121021. The reversal of 440004121010 is 10121400044.

It is a self number, because there is not a number n which added to its sum of digits gives 440004121010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70184156 + ... + 70190424.

It is an arithmetic number, because the mean of its divisors is an integer number (12663230580).

Almost surely, 2^440004121010 is an apocalyptic number.

440004121010 is a deficient number, since it is larger than the sum of its proper divisors (370442636110).

440004121010 is a wasteful number, since it uses less digits than its factorization.

440004121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7283.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 440004121010 its reverse (10121400044), we get a palindrome (450125521054).

The spelling of 440004121010 in words is "four hundred forty billion, four million, one hundred twenty-one thousand, ten".