834271321856 has 108 divisors (see below), whose sum is σ = 1963705523472. Its totient is φ = 352646590464.

The previous prime is 834271321837. The next prime is 834271321889. The reversal of 834271321856 is 658123172438.

It is a congruent number.

It is an unprimeable number.

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, 460181 + ... + 1371243.

Almost surely, 2^834271321856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 834271321856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (981852761736).

834271321856 is an abundant number, since it is smaller than the sum of its proper divisors (1129434201616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

834271321856 is an equidigital number, since it uses as much as digits as its factorization.

834271321856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911166 (or 911145 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 50.

The spelling of 834271321856 in words is "eight hundred thirty-four billion, two hundred seventy-one million, three hundred twenty-one thousand, eight hundred fifty-six".