6228538662977 has 2 divisors, whose sum is σ = 6228538662978. Its totient is φ = 6228538662976.

The previous prime is 6228538662959. The next prime is 6228538662979. The reversal of 6228538662977 is 7792668358226.

6228538662977 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4763376090256 + 1465162572721 = 2182516^2 + 1210439^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6228538662977 is a prime.

Together with 6228538662979, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6228538662977.

It is not a weakly prime, because it can be changed into another prime (6228538662979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3114269331488 + 3114269331489.

It is an arithmetic number, because the mean of its divisors is an integer number (3114269331489).

Almost surely, 2^{6228538662977} is an apocalyptic number.

It is an amenable number.

6228538662977 is a deficient number, since it is larger than the sum of its proper divisors (1).

6228538662977 is an equidigital number, since it uses as much as digits as its factorization.

6228538662977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 731566080, while the sum is 71.

The spelling of 6228538662977 in words is "six trillion, two hundred twenty-eight billion, five hundred thirty-eight million, six hundred sixty-two thousand, nine hundred seventy-seven".