834678104831 has 4 divisors (see below), whose sum is σ = 854089223592. Its totient is φ = 815266986072.

The previous prime is 834678104803. The next prime is 834678104873. The reversal of 834678104831 is 138401876438.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 834678104831 - 2²² = 834673910527 is a prime.

It is a super-2 number, since 2×834678104831² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834678104801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9705559316 + ... + 9705559401.

It is an arithmetic number, because the mean of its divisors is an integer number (213522305898).

Almost surely, 2^834678104831 is an apocalyptic number.

834678104831 is a deficient number, since it is larger than the sum of its proper divisors (19411118761).

834678104831 is a wasteful number, since it uses less digits than its factorization.

834678104831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19411118760.

The product of its (nonzero) digits is 3096576, while the sum is 53.

The spelling of 834678104831 in words is "eight hundred thirty-four billion, six hundred seventy-eight million, one hundred four thousand, eight hundred thirty-one".