628302504061 has 2 divisors, whose sum is σ = 628302504062. Its totient is φ = 628302504060.

The previous prime is 628302504043. The next prime is 628302504133. The reversal of 628302504061 is 160405203826.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 551625571225 + 76676932836 = 742715^2 + 276906^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-628302504061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 628302504061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (628302504961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314151252030 + 314151252031.

It is an arithmetic number, because the mean of its divisors is an integer number (314151252031).

Almost surely, 2^628302504061 is an apocalyptic number.

It is an amenable number.

628302504061 is a deficient number, since it is larger than the sum of its proper divisors (1).

628302504061 is an equidigital number, since it uses as much as digits as its factorization.

628302504061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

Adding to 628302504061 its reverse (160405203826), we get a palindrome (788707707887).

The spelling of 628302504061 in words is "six hundred twenty-eight billion, three hundred two million, five hundred four thousand, sixty-one".