65705615106 has 8 divisors (see below), whose sum is σ = 131411230224. Its totient is φ = 21901871700.

The previous prime is 65705615093. The next prime is 65705615137. The reversal of 65705615106 is 60151650756.

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

65705615106 is an admirable number.

It is a Curzon 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, 5475467920 + ... + 5475467931.

It is an arithmetic number, because the mean of its divisors is an integer number (16426403778).

Almost surely, 2^65705615106 is an apocalyptic number.

65705615106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

65705615106 is a wasteful number, since it uses less digits than its factorization.

65705615106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10950935856.

The product of its (nonzero) digits is 189000, while the sum is 42.

The spelling of 65705615106 in words is "sixty-five billion, seven hundred five million, six hundred fifteen thousand, one hundred six".