440243001011 has 32 divisors (see below), whose sum is σ = 494321800896. Its totient is φ = 388604160000.

The previous prime is 440243000957. The next prime is 440243001059. The reversal of 440243001011 is 110100342044.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440243001011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (440243000011) by changing a digit.

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, 104792711 + ... + 104796911.

It is an arithmetic number, because the mean of its divisors is an integer number (15447556278).

Almost surely, 2^440243001011 is an apocalyptic number.

440243001011 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

440243001011 is a deficient number, since it is larger than the sum of its proper divisors (54078799885).

440243001011 is a wasteful number, since it uses less digits than its factorization.

440243001011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5303.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 440243001011 its reverse (110100342044), we get a palindrome (550343343055).

The spelling of 440243001011 in words is "four hundred forty billion, two hundred forty-three million, one thousand, eleven".