206442242026 has 16 divisors (see below), whose sum is σ = 315658895400. Its totient is φ = 101224497088.

The previous prime is 206442241963. The next prime is 206442242057. The reversal of 206442242026 is 620242244602.

206442242026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 190754930025 + 15687312001 = 436755^2 + 125249^2 .

It is a junction number, because it is equal to n+sod(n) for n = 206442241982 and 206442242000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251341 + ... + 689968.

Almost surely, 2^206442242026 is an apocalyptic number.

206442242026 is a deficient number, since it is larger than the sum of its proper divisors (109216653374).

206442242026 is a wasteful number, since it uses less digits than its factorization.

206442242026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943433.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 206442242026 its reverse (620242244602), we get a palindrome (826684486628).

The spelling of 206442242026 in words is "two hundred six billion, four hundred forty-two million, two hundred forty-two thousand, twenty-six".