320011072834 has 8 divisors (see below), whose sum is σ = 480433655808. Its totient is φ = 159866520900.

The previous prime is 320011072819. The next prime is 320011072853. The reversal of 320011072834 is 438270110023.

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

It is a junction number, because it is equal to n+sod(n) for n = 320011072796 and 320011072805.

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, 69504882 + ... + 69509485.

It is an arithmetic number, because the mean of its divisors is an integer number (60054206976).

Almost surely, 2^320011072834 is an apocalyptic number.

320011072834 is a deficient number, since it is larger than the sum of its proper divisors (160422582974).

320011072834 is a wasteful number, since it uses less digits than its factorization.

320011072834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139015520.

The product of its (nonzero) digits is 8064, while the sum is 31.

Adding to 320011072834 its reverse (438270110023), we get a palindrome (758281182857).

The spelling of 320011072834 in words is "three hundred twenty billion, eleven million, seventy-two thousand, eight hundred thirty-four".