320600275511 has 4 divisors (see below), whose sum is σ = 321473846112. Its totient is φ = 319726704912.

The previous prime is 320600275469. The next prime is 320600275517. The reversal of 320600275511 is 115572006023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 115572006023 = 29 ⋅3985241587.

It is a cyclic number.

It is not a de Polignac number, because 320600275511 - 2³⁰ = 319526533687 is a prime.

It is a super-2 number, since 2×320600275511² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320600275517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 436784750 + ... + 436785483.

It is an arithmetic number, because the mean of its divisors is an integer number (80368461528).

Almost surely, 2^320600275511 is an apocalyptic number.

320600275511 is a deficient number, since it is larger than the sum of its proper divisors (873570601).

320600275511 is an equidigital number, since it uses as much as digits as its factorization.

320600275511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873570600.

The product of its (nonzero) digits is 12600, while the sum is 32.

The spelling of 320600275511 in words is "three hundred twenty billion, six hundred million, two hundred seventy-five thousand, five hundred eleven".