676644027 has 4 divisors (see below), whose sum is σ = 902192040. Its totient is φ = 451096016.

The previous prime is 676644019. The next prime is 676644029. The reversal of 676644027 is 720446676.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 676644027 - 2³ = 676644019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 676644027.

It is not an unprimeable number, because it can be changed into a prime (676644029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112774002 + ... + 112774007.

It is an arithmetic number, because the mean of its divisors is an integer number (225548010).

Almost surely, 2^676644027 is an apocalyptic number.

676644027 is a deficient number, since it is larger than the sum of its proper divisors (225548013).

676644027 is a wasteful number, since it uses less digits than its factorization.

676644027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225548012.

The product of its (nonzero) digits is 338688, while the sum is 42.

The square root of 676644027 is about 26012.3821861820. The cubic root of 676644027 is about 877.9169165177.

The spelling of 676644027 in words is "six hundred seventy-six million, six hundred forty-four thousand, twenty-seven".