2768927009 has 2 divisors, whose sum is σ = 2768927010. Its totient is φ = 2768927008.

The previous prime is 2768926997. The next prime is 2768927093. The reversal of 2768927009 is 9007298672.

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., 1997643025 + 771283984 = 44695^2 + 27772^2 .

It is a cyclic number.

It is not a de Polignac number, because 2768927009 - 2¹² = 2768922913 is a prime.

It is not a weakly prime, because it can be changed into another prime (2768927809) 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, 1384463504 + 1384463505.

It is an arithmetic number, because the mean of its divisors is an integer number (1384463505).

Almost surely, 2^2768927009 is an apocalyptic number.

It is an amenable number.

2768927009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2768927009 is an equidigital number, since it uses as much as digits as its factorization.

2768927009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 50.

The square root of 2768927009 is about 52620.5949130186. The cubic root of 2768927009 is about 1404.2265148137.

The spelling of 2768927009 in words is "two billion, seven hundred sixty-eight million, nine hundred twenty-seven thousand, nine".