677888012 has 12 divisors (see below), whose sum is σ = 1190497896. Its totient is φ = 337745760.

The previous prime is 677888009. The next prime is 677888033. The reversal of 677888012 is 210888776.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298289 + ... + 300552.

It is an arithmetic number, because the mean of its divisors is an integer number (99208158).

Almost surely, 2^677888012 is an apocalyptic number.

It is an amenable number.

677888012 is a deficient number, since it is larger than the sum of its proper divisors (512609884).

677888012 is a wasteful number, since it uses less digits than its factorization.

677888012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599128 (or 599126 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 47.

The square root of 677888012 is about 26036.2826071619. The cubic root of 677888012 is about 878.4545930720.

The spelling of 677888012 in words is "six hundred seventy-seven million, eight hundred eighty-eight thousand, twelve".