628807652029 has 2 divisors, whose sum is σ = 628807652030. Its totient is φ = 628807652028.

The previous prime is 628807651999. The next prime is 628807652063. The reversal of 628807652029 is 920256708826.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 628489029529 + 318622500 = 792773^2 + 17850^2 .

It is a cyclic number.

It is not a de Polignac number, because 628807652029 - 2²⁵ = 628774097597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (628807652329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314403826014 + 314403826015.

It is an arithmetic number, because the mean of its divisors is an integer number (314403826015).

Almost surely, 2^628807652029 is an apocalyptic number.

It is an amenable number.

628807652029 is a deficient number, since it is larger than the sum of its proper divisors (1).

628807652029 is an equidigital number, since it uses as much as digits as its factorization.

628807652029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5806080, while the sum is 55.

The spelling of 628807652029 in words is "six hundred twenty-eight billion, eight hundred seven million, six hundred fifty-two thousand, twenty-nine".