627204370697 has 2 divisors, whose sum is σ = 627204370698. Its totient is φ = 627204370696.

The previous prime is 627204370609. The next prime is 627204370711. The reversal of 627204370697 is 796073402726.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 594724761856 + 32479608841 = 771184^2 + 180221^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-627204370697 is a prime.

It is not a weakly prime, because it can be changed into another prime (627204376697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313602185348 + 313602185349.

It is an arithmetic number, because the mean of its divisors is an integer number (313602185349).

Almost surely, 2^627204370697 is an apocalyptic number.

It is an amenable number.

627204370697 is a deficient number, since it is larger than the sum of its proper divisors (1).

627204370697 is an equidigital number, since it uses as much as digits as its factorization.

627204370697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5334336, while the sum is 53.

The spelling of 627204370697 in words is "six hundred twenty-seven billion, two hundred four million, three hundred seventy thousand, six hundred ninety-seven".