628814602813 has 2 divisors, whose sum is σ = 628814602814. Its totient is φ = 628814602812.

The previous prime is 628814602763. The next prime is 628814602817. The reversal of 628814602813 is 318206418826.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 536852220804 + 91962382009 = 732702^2 + 303253^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-628814602813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (628814602817) 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, 314407301406 + 314407301407.

It is an arithmetic number, because the mean of its divisors is an integer number (314407301407).

Almost surely, 2^628814602813 is an apocalyptic number.

It is an amenable number.

628814602813 is a deficient number, since it is larger than the sum of its proper divisors (1).

628814602813 is an equidigital number, since it uses as much as digits as its factorization.

628814602813 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 884736, while the sum is 49.

The spelling of 628814602813 in words is "six hundred twenty-eight billion, eight hundred fourteen million, six hundred two thousand, eight hundred thirteen".