206442727786100 has 72 divisors (see below), whose sum is σ = 488547620117760. Its totient is φ = 75260133636480.

The previous prime is 206442727786063. The next prime is 206442727786157. The reversal of 206442727786100 is 1687727244602.

206442727786100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1004973872 + ... + 1005179271.

Almost surely, 2^{206442727786100} is an apocalyptic number.

206442727786100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

206442727786100 is an abundant number, since it is smaller than the sum of its proper divisors (282104892331660).

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

206442727786100 is a wasteful number, since it uses less digits than its factorization.

206442727786100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010153249 (or 2010153242 counting only the distinct ones).

The product of its (nonzero) digits is 12644352, while the sum is 56.

The spelling of 206442727786100 in words is "two hundred six trillion, four hundred forty-two billion, seven hundred twenty-seven million, seven hundred eighty-six thousand, one hundred".