841404727009 has 12 divisors (see below), whose sum is σ = 1067756648688. Its totient is φ = 655640046600.

The previous prime is 841404726997. The next prime is 841404727027. The reversal of 841404727009 is 900727404148.

It is not a de Polignac number, because 841404727009 - 2⁷ = 841404726881 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 841404727009.

It is not an unprimeable number, because it can be changed into a prime (841404727049) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 780523327 + ... + 780524404.

It is an arithmetic number, because the mean of its divisors is an integer number (88979720724).

Almost surely, 2^841404727009 is an apocalyptic number.

It is an amenable number.

841404727009 is a deficient number, since it is larger than the sum of its proper divisors (226351921679).

841404727009 is a wasteful number, since it uses less digits than its factorization.

841404727009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1561047756 (or 1561047749 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 46.

The spelling of 841404727009 in words is "eight hundred forty-one billion, four hundred four million, seven hundred twenty-seven thousand, nine".