676367777 has 4 divisors (see below), whose sum is σ = 676485120. Its totient is φ = 676250436.

The previous prime is 676367773. The next prime is 676367851. The reversal of 676367777 is 777763676.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 676367777 - 2² = 676367773 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (676367773) 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 3 ways as a sum of consecutive naturals, for example, 49553 + ... + 61710.

It is an arithmetic number, because the mean of its divisors is an integer number (169121280).

Almost surely, 2^676367777 is an apocalyptic number.

It is an amenable number.

676367777 is a deficient number, since it is larger than the sum of its proper divisors (117343).

676367777 is a wasteful number, since it uses less digits than its factorization.

676367777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117342.

The product of its digits is 10890936, while the sum is 56.

The square root of 676367777 is about 26007.0716729124. The cubic root of 676367777 is about 877.7974260368.

The spelling of 676367777 in words is "six hundred seventy-six million, three hundred sixty-seven thousand, seven hundred seventy-seven".