440300042341021 has 12 divisors (see below), whose sum is σ = 454965332220000. Its totient is φ = 426093168139320.

The previous prime is 440300042340997. The next prime is 440300042341031. The reversal of 440300042341021 is 120143240003044.

It is not a de Polignac number, because 440300042341021 - 2¹⁵ = 440300042308253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440300042341031) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113937480 + ... + 117738478.

It is an arithmetic number, because the mean of its divisors is an integer number (37913777685000).

Almost surely, 2^{440300042341021} is an apocalyptic number.

It is an amenable number.

440300042341021 is a deficient number, since it is larger than the sum of its proper divisors (14665289878979).

440300042341021 is a wasteful number, since it uses less digits than its factorization.

440300042341021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3921600 (or 3921569 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 440300042341021 its reverse (120143240003044), we get a palindrome (560443282344065).

The spelling of 440300042341021 in words is "four hundred forty trillion, three hundred billion, forty-two million, three hundred forty-one thousand, twenty-one".