666335255 has 8 divisors (see below), whose sum is σ = 800250000. Its totient is φ = 532636416.

The previous prime is 666335251. The next prime is 666335261. The reversal of 666335255 is 552533666.

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 666335255 - 2² = 666335251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (666335251) 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, 47105 + ... + 59594.

It is an arithmetic number, because the mean of its divisors is an integer number (100031250).

Almost surely, 2^666335255 is an apocalyptic number.

666335255 is a deficient number, since it is larger than the sum of its proper divisors (133914745).

666335255 is a wasteful number, since it uses less digits than its factorization.

666335255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107953.

The product of its digits is 486000, while the sum is 41.

The square root of 666335255 is about 25813.4704175940. The cubic root of 666335255 is about 873.4356833636.

The spelling of 666335255 in words is "six hundred sixty-six million, three hundred thirty-five thousand, two hundred fifty-five".