206514446136 has 16 divisors (see below), whose sum is σ = 516286115400. Its totient is φ = 68838148704.

The previous prime is 206514446111. The next prime is 206514446147. The reversal of 206514446136 is 631644415602.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4302384271 + ... + 4302384318.

Almost surely, 2^206514446136 is an apocalyptic number.

It is an amenable number.

206514446136 is an abundant number, since it is smaller than the sum of its proper divisors (309771669264).

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

206514446136 is a wasteful number, since it uses less digits than its factorization.

206514446136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8604768598 (or 8604768594 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 206514446136 in words is "two hundred six billion, five hundred fourteen million, four hundred forty-six thousand, one hundred thirty-six".