676348667644 has 12 divisors (see below), whose sum is σ = 1274657104504. Its totient is φ = 312160923504.

The previous prime is 676348667639. The next prime is 676348667671. The reversal of 676348667644 is 446766843676.

It is a self number, because there is not a number n which added to its sum of digits gives 676348667644.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 6503352522 + ... + 6503352625.

Almost surely, 2^676348667644 is an apocalyptic number.

It is an amenable number.

676348667644 is a deficient number, since it is larger than the sum of its proper divisors (598308436860).

676348667644 is a wasteful number, since it uses less digits than its factorization.

676348667644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13006705164 (or 13006705162 counting only the distinct ones).

The product of its digits is 585252864, while the sum is 67.

The spelling of 676348667644 in words is "six hundred seventy-six billion, three hundred forty-eight million, six hundred sixty-seven thousand, six hundred forty-four".