776576675677 has 16 divisors (see below), whose sum is σ = 855669170880. Its totient is φ = 698901696000.

The previous prime is 776576675599. The next prime is 776576675741.

776576675677 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 776576675677 - 2¹⁹ = 776576151389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (776576675977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9880978 + ... + 9959260.

It is an arithmetic number, because the mean of its divisors is an integer number (53479323180).

Almost surely, 2^776576675677 is an apocalyptic number.

It is an amenable number.

776576675677 is a deficient number, since it is larger than the sum of its proper divisors (79092495203).

776576675677 is a wasteful number, since it uses less digits than its factorization.

776576675677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87324.

The product of its digits is 3811827600, while the sum is 76.

The spelling of 776576675677 in words is "seven hundred seventy-six billion, five hundred seventy-six million, six hundred seventy-five thousand, six hundred seventy-seven".