206064311135 has 8 divisors (see below), whose sum is σ = 247729237296. Its totient is φ = 164550072960.

The previous prime is 206064311099. The next prime is 206064311143. The reversal of 206064311135 is 531113460602.

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

It is not a de Polignac number, because 206064311135 - 2²⁴ = 206047533919 is a prime.

It is a Duffinian number.

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, 37668986 + ... + 37674455.

It is an arithmetic number, because the mean of its divisors is an integer number (30966154662).

Almost surely, 2^206064311135 is an apocalyptic number.

206064311135 is a deficient number, since it is larger than the sum of its proper divisors (41664926161).

206064311135 is an equidigital number, since it uses as much as digits as its factorization.

206064311135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75343993.

The product of its (nonzero) digits is 12960, while the sum is 32.

Adding to 206064311135 its reverse (531113460602), we get a palindrome (737177771737).

The spelling of 206064311135 in words is "two hundred six billion, sixty-four million, three hundred eleven thousand, one hundred thirty-five".