40444441011 has 72 divisors (see below), whose sum is σ = 66162616416. Its totient is φ = 23751636480.

The previous prime is 40444441001. The next prime is 40444441027. The reversal of 40444441011 is 11014444404.

It is not a de Polignac number, because 40444441011 - 2⁵ = 40444440979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40444441001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 18924735 + ... + 18926871.

It is an arithmetic number, because the mean of its divisors is an integer number (918925228).

Almost surely, 2^40444441011 is an apocalyptic number.

40444441011 is a deficient number, since it is larger than the sum of its proper divisors (25718175405).

40444441011 is a wasteful number, since it uses less digits than its factorization.

40444441011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2733 (or 2717 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 40444441011 its reverse (11014444404), we get a palindrome (51458885415).

The spelling of 40444441011 in words is "forty billion, four hundred forty-four million, four hundred forty-one thousand, eleven".