320600136002611 has 4 divisors (see below), whose sum is σ = 323712758682352. Its totient is φ = 317487513322872.

The previous prime is 320600136002543. The next prime is 320600136002651. The reversal of 320600136002611 is 116200631006023.

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 320600136002611 - 2⁷ = 320600136002483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320600136002651) 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, 1556311339716 + ... + 1556311339921.

It is an arithmetic number, because the mean of its divisors is an integer number (80928189670588).

Almost surely, 2^{320600136002611} is an apocalyptic number.

320600136002611 is a deficient number, since it is larger than the sum of its proper divisors (3112622679741).

320600136002611 is a wasteful number, since it uses less digits than its factorization.

320600136002611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3112622679740.

The product of its (nonzero) digits is 7776, while the sum is 31.

Adding to 320600136002611 its reverse (116200631006023), we get a palindrome (436800767008634).

The spelling of 320600136002611 in words is "three hundred twenty trillion, six hundred billion, one hundred thirty-six million, two thousand, six hundred eleven".