7766500056677 has 8 divisors (see below), whose sum is σ = 7804855467864. Its totient is φ = 7728187575808.

The previous prime is 7766500056671. The next prime is 7766500056713.

7766500056677 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 803477384161 + 6963022672516 = 896369^2 + 2638754^2 .

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 7766500056677 - 2¹⁶ = 7766499991141 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 (7766500056671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10369838 + ... + 11093535.

It is an arithmetic number, because the mean of its divisors is an integer number (975606933483).

Almost surely, 2^{7766500056677} is an apocalyptic number.

It is an amenable number.

7766500056677 is a deficient number, since it is larger than the sum of its proper divisors (38355411187).

7766500056677 is a wasteful number, since it uses less digits than its factorization.

7766500056677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21465159.

The product of its (nonzero) digits is 77792400, while the sum is 62.

The spelling of 7766500056677 in words is "seven trillion, seven hundred sixty-six billion, five hundred million, fifty-six thousand, six hundred seventy-seven".