206286068512 has 12 divisors (see below), whose sum is σ = 406125697446. Its totient is φ = 103143034240.

The previous prime is 206286068507. The next prime is 206286068531. The reversal of 206286068512 is 215860682602.

It can be written as a sum of positive squares in only one way, i.e., 157605824016 + 48680244496 = 396996^2 + 220636^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3223219789 + ... + 3223219852.

Almost surely, 2^206286068512 is an apocalyptic number.

It is an amenable number.

206286068512 is a deficient number, since it is larger than the sum of its proper divisors (199839628934).

206286068512 is an equidigital number, since it uses as much as digits as its factorization.

206286068512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6446439651 (or 6446439643 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The spelling of 206286068512 in words is "two hundred six billion, two hundred eighty-six million, sixty-eight thousand, five hundred twelve".