677910984625 has 16 divisors (see below), whose sum is σ = 966894754176. Its totient is φ = 464853246000.

The previous prime is 677910984607. The next prime is 677910984643. The reversal of 677910984625 is 526489019776.

It is an interprime number because it is at equal distance from previous prime (677910984607) and next prime (677910984643).

It is not a de Polignac number, because 677910984625 - 2⁵ = 677910984593 is a prime.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 387376831 + ... + 387378580.

It is an arithmetic number, because the mean of its divisors is an integer number (60430922136).

Almost surely, 2^677910984625 is an apocalyptic number.

It is an amenable number.

677910984625 is a deficient number, since it is larger than the sum of its proper divisors (288983769551).

677910984625 is an equidigital number, since it uses as much as digits as its factorization.

677910984625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774755433 (or 774755423 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 64.

The spelling of 677910984625 in words is "six hundred seventy-seven billion, nine hundred ten million, nine hundred eighty-four thousand, six hundred twenty-five".