2628068929 has 2 divisors, whose sum is σ = 2628068930. Its totient is φ = 2628068928.

The previous prime is 2628068899. The next prime is 2628068939. The reversal of 2628068929 is 9298608262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2606306704 + 21762225 = 51052^2 + 4665^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2628068929 is a prime.

It is not a weakly prime, because it can be changed into another prime (2628068939) 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, 1314034464 + 1314034465.

It is an arithmetic number, because the mean of its divisors is an integer number (1314034465).

Almost surely, 2^2628068929 is an apocalyptic number.

It is an amenable number.

2628068929 is a deficient number, since it is larger than the sum of its proper divisors (1).

2628068929 is an equidigital number, since it uses as much as digits as its factorization.

2628068929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1492992, while the sum is 52.

The square root of 2628068929 is about 51264.6947615998. The cubic root of 2628068929 is about 1379.9994624727. Note that the first 3 decimals are identical.

The spelling of 2628068929 in words is "two billion, six hundred twenty-eight million, sixty-eight thousand, nine hundred twenty-nine".