206306201235445 has 8 divisors (see below), whose sum is σ = 260597306823840. Its totient is φ = 156358384094160.

The previous prime is 206306201235389. The next prime is 206306201235499. The reversal of 206306201235445 is 544532102603602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-206306201235445 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1085822111671 + ... + 1085822111860.

It is an arithmetic number, because the mean of its divisors is an integer number (32574663352980).

Almost surely, 2^{206306201235445} is an apocalyptic number.

It is an amenable number.

206306201235445 is a deficient number, since it is larger than the sum of its proper divisors (54291105588395).

206306201235445 is a wasteful number, since it uses less digits than its factorization.

206306201235445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2171644223555.

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 206306201235445 in words is "two hundred six trillion, three hundred six billion, two hundred one million, two hundred thirty-five thousand, four hundred forty-five".