206255566030 has 32 divisors (see below), whose sum is σ = 375543241920. Its totient is φ = 81550951680.

The previous prime is 206255565937. The next prime is 206255566037. The reversal of 206255566030 is 30665552602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206255566037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3118767 + ... + 3184213.

It is an arithmetic number, because the mean of its divisors is an integer number (11735726310).

Almost surely, 2^206255566030 is an apocalyptic number.

206255566030 is a deficient number, since it is larger than the sum of its proper divisors (169287675890).

206255566030 is a wasteful number, since it uses less digits than its factorization.

206255566030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69084.

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 206255566030 in words is "two hundred six billion, two hundred fifty-five million, five hundred sixty-six thousand, thirty".