40441335221 has 8 divisors (see below), whose sum is σ = 46458145344. Its totient is φ = 34484394240.

The previous prime is 40441335211. The next prime is 40441335283. The reversal of 40441335221 is 12253314404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40441335221 - 2²² = 40437140917 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 (40441335211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14965835 + ... + 14968536.

It is an arithmetic number, because the mean of its divisors is an integer number (5807268168).

Almost surely, 2^40441335221 is an apocalyptic number.

It is an amenable number.

40441335221 is a deficient number, since it is larger than the sum of its proper divisors (6016810123).

40441335221 is a wasteful number, since it uses less digits than its factorization.

40441335221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29934571.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 40441335221 its reverse (12253314404), we get a palindrome (52694649625).

The spelling of 40441335221 in words is "forty billion, four hundred forty-one million, three hundred thirty-five thousand, two hundred twenty-one".