206635604324 has 12 divisors (see below), whose sum is σ = 362306384748. Its totient is φ = 103119494400.

The previous prime is 206635604321. The next prime is 206635604339. The reversal of 206635604324 is 423406536602.

It can be written as a sum of positive squares in 2 ways, for example, as 90702164224 + 115933440100 = 301168^2 + 340490^2 .

It is not an unprimeable number, because it can be changed into a prime (206635604321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49574597 + ... + 49578764.

It is an arithmetic number, because the mean of its divisors is an integer number (30192198729).

Almost surely, 2^206635604324 is an apocalyptic number.

It is an amenable number.

206635604324 is a deficient number, since it is larger than the sum of its proper divisors (155670780424).

206635604324 is a wasteful number, since it uses less digits than its factorization.

206635604324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99153886 (or 99153884 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 41.

The spelling of 206635604324 in words is "two hundred six billion, six hundred thirty-five million, six hundred four thousand, three hundred twenty-four".