206435115616 has 12 divisors (see below), whose sum is σ = 406419133932. Its totient is φ = 103217557792.

The previous prime is 206435115599. The next prime is 206435115619. The reversal of 206435115616 is 616511534602.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206435115619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3225548650 + ... + 3225548713.

It is an arithmetic number, because the mean of its divisors is an integer number (33868261161).

Almost surely, 2^206435115616 is an apocalyptic number.

It is an amenable number.

206435115616 is a deficient number, since it is larger than the sum of its proper divisors (199984018316).

206435115616 is an equidigital number, since it uses as much as digits as its factorization.

206435115616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6451097373 (or 6451097365 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 206435115616 in words is "two hundred six billion, four hundred thirty-five million, one hundred fifteen thousand, six hundred sixteen".