676677776676 has 24 divisors (see below), whose sum is σ = 1722452522784. Its totient is φ = 205053871680.

The previous prime is 676677776659. The next prime is 676677776693.

676677776676 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (676677776659) and next prime (676677776693).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2563173265 + ... + 2563173528.

It is an arithmetic number, because the mean of its divisors is an integer number (71768855116).

Almost surely, 2^676677776676 is an apocalyptic number.

676677776676 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

676677776676 is an abundant number, since it is smaller than the sum of its proper divisors (1045774746108).

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

676677776676 is a wasteful number, since it uses less digits than its factorization.

676677776676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5126346811 (or 5126346809 counting only the distinct ones).

The product of its digits is 5489031744, while the sum is 78.

The spelling of 676677776676 in words is "six hundred seventy-six billion, six hundred seventy-seven million, seven hundred seventy-six thousand, six hundred seventy-six".