206066466 has 24 divisors (see below), whose sum is σ = 446909580. Its totient is φ = 68622336.

The previous prime is 206066437. The next prime is 206066467. The reversal of 206066466 is 664660602.

206066466 is a `hidden beast` number, since 2 + 0 + 6 + 0 + 6 + 646 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 206066025 + 441 = 14355^2 + 21^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 206066466.

It is not an unprimeable number, because it can be changed into a prime (206066467) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15790 + ... + 25718.

Almost surely, 2^206066466 is an apocalyptic number.

206066466 is an abundant number, since it is smaller than the sum of its proper divisors (240843114).

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

206066466 is a wasteful number, since it uses less digits than its factorization.

206066466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11090 (or 11087 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 206066466 is about 14355.0153604933. The cubic root of 206066466 is about 590.6575700188.

It can be divided in two parts, 20606 and 6466, that added together give a palindrome (27072).

The spelling of 206066466 in words is "two hundred six million, sixty-six thousand, four hundred sixty-six".