676783357 has 2 divisors, whose sum is σ = 676783358. Its totient is φ = 676783356.

The previous prime is 676783337. The next prime is 676783361. The reversal of 676783357 is 753387676.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 390023001 + 286760356 = 19749^2 + 16934^2 .

It is a cyclic number.

It is not a de Polignac number, because 676783357 - 2²⁷ = 542565629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (676783337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338391678 + 338391679.

It is an arithmetic number, because the mean of its divisors is an integer number (338391679).

Almost surely, 2^676783357 is an apocalyptic number.

It is an amenable number.

676783357 is a deficient number, since it is larger than the sum of its proper divisors (1).

676783357 is an equidigital number, since it uses as much as digits as its factorization.

676783357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4445280, while the sum is 52.

The square root of 676783357 is about 26015.0601959711. The cubic root of 676783357 is about 877.9771706367.

The spelling of 676783357 in words is "six hundred seventy-six million, seven hundred eighty-three thousand, three hundred fifty-seven".