835874134656 has 256 divisors, whose sum is σ = 2516195404800. Its totient is φ = 243633152000.

The previous prime is 835874134649. The next prime is 835874134793. The reversal of 835874134656 is 656431478538.

It is a self number, because there is not a number n which added to its sum of digits gives 835874134656.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12262075 + ... + 12330053.

It is an arithmetic number, because the mean of its divisors is an integer number (9828888300).

Almost surely, 2^835874134656 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 835874134656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1258097702400).

835874134656 is an abundant number, since it is smaller than the sum of its proper divisors (1680321270144).

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

835874134656 is a wasteful number, since it uses less digits than its factorization.

835874134656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68119 (or 68107 counting only the distinct ones).

The product of its digits is 58060800, while the sum is 60.

The spelling of 835874134656 in words is "eight hundred thirty-five billion, eight hundred seventy-four million, one hundred thirty-four thousand, six hundred fifty-six".