677916773 has 8 divisors (see below), whose sum is σ = 704486400. Its totient is φ = 651641040.

The previous prime is 677916749. The next prime is 677916779. The reversal of 677916773 is 377619776.

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 677916773 - 2⁶ = 677916709 is a prime.

It is a super-2 number, since 2×677916773² = 919142302229467058, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677916779) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 68765 + ... + 78002.

It is an arithmetic number, because the mean of its divisors is an integer number (88060800).

Almost surely, 2^677916773 is an apocalyptic number.

It is an amenable number.

677916773 is a deficient number, since it is larger than the sum of its proper divisors (26569627).

677916773 is a wasteful number, since it uses less digits than its factorization.

677916773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146947.

The product of its digits is 2333772, while the sum is 53.

The square root of 677916773 is about 26036.8349266957. The cubic root of 677916773 is about 878.4670163999.

The spelling of 677916773 in words is "six hundred seventy-seven million, nine hundred sixteen thousand, seven hundred seventy-three".