667304055 has 32 divisors (see below), whose sum is σ = 1294168320. Its totient is φ = 323540640.

The previous prime is 667304017. The next prime is 667304063. The reversal of 667304055 is 550403766.

667304055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 667304055 - 2⁷ = 667303927 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223197 + ... + 226166.

It is an arithmetic number, because the mean of its divisors is an integer number (40442760).

Almost surely, 2^667304055 is an apocalyptic number.

667304055 is a deficient number, since it is larger than the sum of its proper divisors (626864265).

667304055 is a wasteful number, since it uses less digits than its factorization.

667304055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449388 (or 449382 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 667304055 is about 25832.2289979011. The cubic root of 667304055 is about 873.8587810556.

The spelling of 667304055 in words is "six hundred sixty-seven million, three hundred four thousand, fifty-five".