656065155166 has 8 divisors (see below), whose sum is σ = 984241019880. Its totient is φ = 327984815208.

The previous prime is 656065155113. The next prime is 656065155233. The reversal of 656065155166 is 661551560656.

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

It is a congruent 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, 23864016 + ... + 23891491.

It is an arithmetic number, because the mean of its divisors is an integer number (123030127485).

Almost surely, 2^656065155166 is an apocalyptic number.

656065155166 is a deficient number, since it is larger than the sum of its proper divisors (328175864714).

656065155166 is a wasteful number, since it uses less digits than its factorization.

656065155166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47762378.

The product of its (nonzero) digits is 4860000, while the sum is 52.

The spelling of 656065155166 in words is "six hundred fifty-six billion, sixty-five million, one hundred fifty-five thousand, one hundred sixty-six".