206768226312 has 60 divisors (see below), whose sum is σ = 579174908895. Its totient is φ = 68918883696.

The previous prime is 206768226289. The next prime is 206768226349. The reversal of 206768226312 is 213622867602.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

206768226312 is a `hidden beast` number, since 2 + 0 + 6 + 7 + 6 + 8 + 2 + 2 + 631 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 103384113156 + 103384113156 = 321534^2 + 321534^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=321534.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 11566293 + ... + 11584155.

Almost surely, 2^206768226312 is an apocalyptic number.

It is an amenable number.

206768226312 is an abundant number, since it is smaller than the sum of its proper divisors (372406682583).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

206768226312 is an frugal number, since it uses more digits than its factorization.

206768226312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35744 (or 17868 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 206768226312 in words is "two hundred six billion, seven hundred sixty-eight million, two hundred twenty-six thousand, three hundred twelve".