627666055 has 8 divisors (see below), whose sum is σ = 770715792. Its totient is φ = 490455168.

The previous prime is 627666043. The next prime is 627666077. The reversal of 627666055 is 550666726.

627666055 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 a de Polignac number, because none of the positive numbers 2^k-627666055 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1459474 + ... + 1459903.

It is an arithmetic number, because the mean of its divisors is an integer number (96339474).

Almost surely, 2^627666055 is an apocalyptic number.

627666055 is a deficient number, since it is larger than the sum of its proper divisors (143049737).

627666055 is a wasteful number, since it uses less digits than its factorization.

627666055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2919425.

The product of its (nonzero) digits is 453600, while the sum is 43.

The square root of 627666055 is about 25053.2643581630. The cubic root of 627666055 is about 856.2019527979.

The spelling of 627666055 in words is "six hundred twenty-seven million, six hundred sixty-six thousand, fifty-five".