841256827855 has 8 divisors (see below), whose sum is σ = 1023337073232. Its totient is φ = 663786209088.

The previous prime is 841256827811. The next prime is 841256827949. The reversal of 841256827855 is 558728652148.

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 841256827855 - 2²¹ = 841254730703 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 841256827793 and 841256827802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1152406249 + ... + 1152406978.

It is an arithmetic number, because the mean of its divisors is an integer number (127917134154).

Almost surely, 2^841256827855 is an apocalyptic number.

841256827855 is a deficient number, since it is larger than the sum of its proper divisors (182080245377).

841256827855 is a wasteful number, since it uses less digits than its factorization.

841256827855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304813305.

The product of its digits is 43008000, while the sum is 61.

The spelling of 841256827855 in words is "eight hundred forty-one billion, two hundred fifty-six million, eight hundred twenty-seven thousand, eight hundred fifty-five".