206050768705 has 24 divisors (see below), whose sum is σ = 253855916856. Its totient is φ = 160555422720.

The previous prime is 206050768699. The next prime is 206050768739. The reversal of 206050768705 is 507867050602.

It can be written as a sum of positive squares in 12 ways, for example, as 156430533169 + 49620235536 = 395513^2 + 222756^2 .

It is not a de Polignac number, because 206050768705 - 2⁵ = 206050768673 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5166019 + ... + 5205751.

It is an arithmetic number, because the mean of its divisors is an integer number (10577329869).

Almost surely, 2^206050768705 is an apocalyptic number.

It is an amenable number.

206050768705 is a deficient number, since it is larger than the sum of its proper divisors (47805148151).

206050768705 is an equidigital number, since it uses as much as digits as its factorization.

206050768705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40437 (or 40396 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 46.

It can be divided in two parts, 2060507 and 68705, that added together give a palindrome (2129212).

The spelling of 206050768705 in words is "two hundred six billion, fifty million, seven hundred sixty-eight thousand, seven hundred five".