841265663 has 12 divisors (see below), whose sum is σ = 988310232. Its totient is φ = 713941200.

The previous prime is 841265639. The next prime is 841265681. The reversal of 841265663 is 366562148.

It is not a de Polignac number, because 841265663 - 2⁸ = 841265407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 841265663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (841265863) 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 11 ways as a sum of consecutive naturals, for example, 80045 + ... + 89942.

It is an arithmetic number, because the mean of its divisors is an integer number (82359186).

Almost surely, 2^841265663 is an apocalyptic number.

841265663 is a deficient number, since it is larger than the sum of its proper divisors (147044569).

841265663 is a wasteful number, since it uses less digits than its factorization.

841265663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170102 (or 170095 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

The square root of 841265663 is about 29004.5800348841. The cubic root of 841265663 is about 944.0124479919.

The spelling of 841265663 in words is "eight hundred forty-one million, two hundred sixty-five thousand, six hundred sixty-three".