830079099205 has 4 divisors (see below), whose sum is σ = 996094919052. Its totient is φ = 664063279360.

The previous prime is 830079099181. The next prime is 830079099251. The reversal of 830079099205 is 502990970038.

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

It can be written as a sum of positive squares in 2 ways, for example, as 361896090084 + 468183009121 = 601578^2 + 684239^2 .

It is not a de Polignac number, because 830079099205 - 2²⁹ = 829542228293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83007909916 + ... + 83007909925.

It is an arithmetic number, because the mean of its divisors is an integer number (249023729763).

Almost surely, 2^830079099205 is an apocalyptic number.

It is an amenable number.

830079099205 is a deficient number, since it is larger than the sum of its proper divisors (166015819847).

830079099205 is a wasteful number, since it uses less digits than its factorization.

830079099205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166015819846.

The product of its (nonzero) digits is 1224720, while the sum is 52.

The spelling of 830079099205 in words is "eight hundred thirty billion, seventy-nine million, ninety-nine thousand, two hundred five".