676156633 has 2 divisors, whose sum is σ = 676156634. Its totient is φ = 676156632.

The previous prime is 676156619. The next prime is 676156651. The reversal of 676156633 is 336651676.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 571544649 + 104611984 = 23907^2 + 10228^2 .

It is a cyclic number.

It is not a de Polignac number, because 676156633 - 2⁹ = 676156121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 676156633.

It is not a weakly prime, because it can be changed into another prime (676156673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338078316 + 338078317.

It is an arithmetic number, because the mean of its divisors is an integer number (338078317).

Almost surely, 2^676156633 is an apocalyptic number.

It is an amenable number.

676156633 is a deficient number, since it is larger than the sum of its proper divisors (1).

676156633 is an equidigital number, since it uses as much as digits as its factorization.

676156633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 43.

The square root of 676156633 is about 26003.0119986128. The cubic root of 676156633 is about 877.7060748737.

The spelling of 676156633 in words is "six hundred seventy-six million, one hundred fifty-six thousand, six hundred thirty-three".