677776318 has 4 divisors (see below), whose sum is σ = 1016664480. Its totient is φ = 338888158.

The previous prime is 677776301. The next prime is 677776327. The reversal of 677776318 is 813677776.

677776318 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169444078 + ... + 169444081.

It is an arithmetic number, because the mean of its divisors is an integer number (254166120).

Almost surely, 2^677776318 is an apocalyptic number.

677776318 is a deficient number, since it is larger than the sum of its proper divisors (338888162).

677776318 is a wasteful number, since it uses less digits than its factorization.

677776318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338888161.

The product of its digits is 2074464, while the sum is 52.

The square root of 677776318 is about 26034.1375505316. The cubic root of 677776318 is about 878.4063434620.

The spelling of 677776318 in words is "six hundred seventy-seven million, seven hundred seventy-six thousand, three hundred eighteen".