655065611166 has 8 divisors (see below), whose sum is σ = 1310131222344. Its totient is φ = 218355203720.

The previous prime is 655065611147. The next prime is 655065611201. The reversal of 655065611166 is 661116560556.

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

655065611166 is an admirable number.

It is a super-2 number, since 2×655065611166² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54588800925 + ... + 54588800936.

It is an arithmetic number, because the mean of its divisors is an integer number (163766402793).

Almost surely, 2^655065611166 is an apocalyptic number.

655065611166 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.

655065611166 is a wasteful number, since it uses less digits than its factorization.

655065611166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109177601866.

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 655065611166 in words is "six hundred fifty-five billion, sixty-five million, six hundred eleven thousand, one hundred sixty-six".