320055135107 has 4 divisors (see below), whose sum is σ = 330379494336. Its totient is φ = 309730775880.

The previous prime is 320055135091. The next prime is 320055135121. The reversal of 320055135107 is 701531550023.

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 320055135107 - 2⁴ = 320055135091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320055135137) 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 3 ways as a sum of consecutive naturals, for example, 5162179568 + ... + 5162179629.

It is an arithmetic number, because the mean of its divisors is an integer number (82594873584).

Almost surely, 2^320055135107 is an apocalyptic number.

320055135107 is a deficient number, since it is larger than the sum of its proper divisors (10324359229).

320055135107 is a wasteful number, since it uses less digits than its factorization.

320055135107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10324359228.

The product of its (nonzero) digits is 15750, while the sum is 32.

The spelling of 320055135107 in words is "three hundred twenty billion, fifty-five million, one hundred thirty-five thousand, one hundred seven".