206801633056 has 12 divisors (see below), whose sum is σ = 407140715142. Its totient is φ = 103400816512.

The previous prime is 206801633053. The next prime is 206801633057. The reversal of 206801633056 is 650336108602.

It can be written as a sum of positive squares in only one way, i.e., 111248931600 + 95552701456 = 333540^2 + 309116^2 .

It is not an unprimeable number, because it can be changed into a prime (206801633053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3231275485 + ... + 3231275548.

Almost surely, 2^206801633056 is an apocalyptic number.

It is an amenable number.

206801633056 is a deficient number, since it is larger than the sum of its proper divisors (200339082086).

206801633056 is an equidigital number, since it uses as much as digits as its factorization.

206801633056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6462551043 (or 6462551035 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 206801633056 in words is "two hundred six billion, eight hundred one million, six hundred thirty-three thousand, fifty-six".