320068996869 has 32 divisors (see below), whose sum is σ = 452500755840. Its totient is φ = 200936736000.

The previous prime is 320068996837. The next prime is 320068996913. The reversal of 320068996869 is 968699860023.

It is not a de Polignac number, because 320068996869 - 2⁵ = 320068996837 is a prime.

It is a super-2 number, since 2×320068996869² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320068996829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 316899 + ... + 860559.

It is an arithmetic number, because the mean of its divisors is an integer number (14140648620).

Almost surely, 2^320068996869 is an apocalyptic number.

It is an amenable number.

320068996869 is a deficient number, since it is larger than the sum of its proper divisors (132431758971).

320068996869 is a wasteful number, since it uses less digits than its factorization.

320068996869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543861.

The product of its (nonzero) digits is 60466176, while the sum is 66.

The spelling of 320068996869 in words is "three hundred twenty billion, sixty-eight million, nine hundred ninety-six thousand, eight hundred sixty-nine".