677666072000 has 56 divisors (see below), whose sum is σ = 1678240047120. Its totient is φ = 271066425600.

The previous prime is 677666071967. The next prime is 677666072029. The reversal of 677666072000 is 270666776.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42346130 + ... + 42362129.

It is an arithmetic number, because the mean of its divisors is an integer number (29968572270).

Almost surely, 2^677666072000 is an apocalyptic number.

It is an amenable number.

677666072000 is an abundant number, since it is smaller than the sum of its proper divisors (1000573975120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

677666072000 is an equidigital number, since it uses as much as digits as its factorization.

677666072000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84708286 (or 84708266 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 47.

The spelling of 677666072000 in words is "six hundred seventy-seven billion, six hundred sixty-six million, seventy-two thousand".