206164214435135 has 48 divisors (see below), whose sum is σ = 287528140462080. Its totient is φ = 141409177272000.

The previous prime is 206164214435093. The next prime is 206164214435191. The reversal of 206164214435135 is 531534412461602.

206164214435135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 206164214435135 - 2⁸ = 206164214434879 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 206164214435135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 37649891 + ... + 42776660.

It is an arithmetic number, because the mean of its divisors is an integer number (5990169592960).

Almost surely, 2^{206164214435135} is an apocalyptic number.

206164214435135 is a deficient number, since it is larger than the sum of its proper divisors (81363926026945).

206164214435135 is a wasteful number, since it uses less digits than its factorization.

206164214435135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80426820 (or 80426809 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 47.

Adding to 206164214435135 its reverse (531534412461602), we get a palindrome (737698626896737).

The spelling of 206164214435135 in words is "two hundred six trillion, one hundred sixty-four billion, two hundred fourteen million, four hundred thirty-five thousand, one hundred thirty-five".