206316252618107 has 4 divisors (see below), whose sum is σ = 206659540892616. Its totient is φ = 205972964343600.

The previous prime is 206316252618061. The next prime is 206316252618131. The reversal of 206316252618107 is 701816252613602.

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 206316252618107 - 2³⁰ = 206315178876283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (206316252668107) 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, 171644136353 + ... + 171644137554.

It is an arithmetic number, because the mean of its divisors is an integer number (51664885223154).

Almost surely, 2^{206316252618107} is an apocalyptic number.

206316252618107 is a deficient number, since it is larger than the sum of its proper divisors (343288274509).

206316252618107 is an equidigital number, since it uses as much as digits as its factorization.

206316252618107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343288274508.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 206316252618107 in words is "two hundred six trillion, three hundred sixteen billion, two hundred fifty-two million, six hundred eighteen thousand, one hundred seven".