676443344675 has 48 divisors (see below), whose sum is σ = 1010383813440. Its totient is φ = 439401930240.

The previous prime is 676443344671. The next prime is 676443344741. The reversal of 676443344675 is 576443344676.

It is a happy number.

It is not a de Polignac number, because 676443344675 - 2² = 676443344671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (676443344671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 988472 + ... + 1526421.

It is an arithmetic number, because the mean of its divisors is an integer number (21049662780).

Almost surely, 2^676443344675 is an apocalyptic number.

676443344675 is a deficient number, since it is larger than the sum of its proper divisors (333940468765).

676443344675 is a wasteful number, since it uses less digits than its factorization.

676443344675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2514992 (or 2514987 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 59.

Subtracting from 676443344675 its reverse (576443344676), we obtain a palindrome (99999999999).

The spelling of 676443344675 in words is "six hundred seventy-six billion, four hundred forty-three million, three hundred forty-four thousand, six hundred seventy-five".