655166255 has 8 divisors (see below), whose sum is σ = 787262112. Its totient is φ = 523424608.

The previous prime is 655166251. The next prime is 655166273. The reversal of 655166255 is 552661556.

655166255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 655166255 - 2² = 655166251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655166251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84464 + ... + 91893.

It is an arithmetic number, because the mean of its divisors is an integer number (98407764).

Almost surely, 2^655166255 is an apocalyptic number.

655166255 is a deficient number, since it is larger than the sum of its proper divisors (132095857).

655166255 is a wasteful number, since it uses less digits than its factorization.

655166255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177105.

The product of its digits is 270000, while the sum is 41.

The square root of 655166255 is about 25596.2156382540. The cubic root of 655166255 is about 868.5280323829.

The spelling of 655166255 in words is "six hundred fifty-five million, one hundred sixty-six thousand, two hundred fifty-five".