41728865905 has 16 divisors (see below), whose sum is σ = 50287521024. Its totient is φ = 33241311360.

The previous prime is 41728865879. The next prime is 41728865911. The reversal of 41728865905 is 50956882714.

It is a happy number.

It is not a de Polignac number, because 41728865905 - 2⁹ = 41728865393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2738989 + ... + 2754181.

It is an arithmetic number, because the mean of its divisors is an integer number (3142970064).

Almost surely, 2^41728865905 is an apocalyptic number.

It is an amenable number.

41728865905 is a deficient number, since it is larger than the sum of its proper divisors (8558655119).

41728865905 is a wasteful number, since it uses less digits than its factorization.

41728865905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17496.

The product of its (nonzero) digits is 4838400, while the sum is 55.

The spelling of 41728865905 in words is "forty-one billion, seven hundred twenty-eight million, eight hundred sixty-five thousand, nine hundred five".