676771568113 has 2 divisors, whose sum is σ = 676771568114. Its totient is φ = 676771568112.

The previous prime is 676771568093. The next prime is 676771568171. The reversal of 676771568113 is 311865177676.

It is a happy number.

It is an a-pointer prime, because the next prime (676771568171) can be obtained adding 676771568113 to its sum of digits (58).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 392888268864 + 283883299249 = 626808^2 + 532807^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-676771568113 is a prime.

It is a super-2 number, since 2×676771568113² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (676771668113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338385784056 + 338385784057.

It is an arithmetic number, because the mean of its divisors is an integer number (338385784057).

Almost surely, 2^676771568113 is an apocalyptic number.

It is an amenable number.

676771568113 is a deficient number, since it is larger than the sum of its proper divisors (1).

676771568113 is an equidigital number, since it uses as much as digits as its factorization.

676771568113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8890560, while the sum is 58.

The spelling of 676771568113 in words is "six hundred seventy-six billion, seven hundred seventy-one million, five hundred sixty-eight thousand, one hundred thirteen".