1440550442011 has 4 divisors (see below), whose sum is σ = 1440642901312. Its totient is φ = 1440457982712.

The previous prime is 1440550441997. The next prime is 1440550442021. The reversal of 1440550442011 is 1102440550441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1440550442011 - 2²³ = 1440542053403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1440550442021) 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, 46206276 + ... + 46237441.

It is an arithmetic number, because the mean of its divisors is an integer number (360160725328).

Almost surely, 2^{1440550442011} is an apocalyptic number.

1440550442011 is a deficient number, since it is larger than the sum of its proper divisors (92459301).

1440550442011 is an equidigital number, since it uses as much as digits as its factorization.

1440550442011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92459300.

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 1440550442011 its reverse (1102440550441), we get a palindrome (2542990992452).

The spelling of 1440550442011 in words is "one trillion, four hundred forty billion, five hundred fifty million, four hundred forty-two thousand, eleven".