834394345199 has 8 divisors (see below), whose sum is σ = 838088570880. Its totient is φ = 830704071736.

The previous prime is 834394345193. The next prime is 834394345261. The reversal of 834394345199 is 991543493438.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-834394345199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834394345193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564479 + ... + 1409760.

It is an arithmetic number, because the mean of its divisors is an integer number (104761071360).

Almost surely, 2^834394345199 is an apocalyptic number.

834394345199 is a deficient number, since it is larger than the sum of its proper divisors (3694225681).

834394345199 is a wasteful number, since it uses less digits than its factorization.

834394345199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1976109.

The product of its digits is 50388480, while the sum is 62.

The spelling of 834394345199 in words is "eight hundred thirty-four billion, three hundred ninety-four million, three hundred forty-five thousand, one hundred ninety-nine".