676464505 has 8 divisors (see below), whose sum is σ = 854481600. Its totient is φ = 512688816.

The previous prime is 676464463. The next prime is 676464511. The reversal of 676464505 is 505464676.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 676464505 - 2⁹ = 676463993 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3560245 + ... + 3560434.

It is an arithmetic number, because the mean of its divisors is an integer number (106810200).

Almost surely, 2^676464505 is an apocalyptic number.

It is an amenable number.

676464505 is a deficient number, since it is larger than the sum of its proper divisors (178017095).

676464505 is a wasteful number, since it uses less digits than its factorization.

676464505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7120703.

The product of its (nonzero) digits is 604800, while the sum is 43.

The square root of 676464505 is about 26008.9312544749. The cubic root of 676464505 is about 877.8392689242.

The spelling of 676464505 in words is "six hundred seventy-six million, four hundred sixty-four thousand, five hundred five".