676577648 has 20 divisors (see below), whose sum is σ = 1335604248. Its totient is φ = 331905600.

The previous prime is 676577647. The next prime is 676577663. The reversal of 676577648 is 846775676.

It is a junction number, because it is equal to n+sod(n) for n = 676577593 and 676577602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (676577647) 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, 398078 + ... + 399773.

Almost surely, 2^676577648 is an apocalyptic number.

It is an amenable number.

676577648 is a deficient number, since it is larger than the sum of its proper divisors (659026600).

676577648 is a wasteful number, since it uses less digits than its factorization.

676577648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797912 (or 797906 counting only the distinct ones).

The product of its digits is 11854080, while the sum is 56.

The square root of 676577648 is about 26011.1062432954. The cubic root of 676577648 is about 877.8882076001. Note that the first 3 decimals are identical.

The spelling of 676577648 in words is "six hundred seventy-six million, five hundred seventy-seven thousand, six hundred forty-eight".