2677361566489 has 2 divisors, whose sum is σ = 2677361566490. Its totient is φ = 2677361566488.

The previous prime is 2677361566361. The next prime is 2677361566499. The reversal of 2677361566489 is 9846651637762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2534250676489 + 143110890000 = 1591933^2 + 378300^2 .

It is a cyclic number.

It is not a de Polignac number, because 2677361566489 - 2⁷ = 2677361566361 is a prime.

It is not a weakly prime, because it can be changed into another prime (2677361566499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1338680783244 + 1338680783245.

It is an arithmetic number, because the mean of its divisors is an integer number (1338680783245).

Almost surely, 2^{2677361566489} is an apocalyptic number.

It is an amenable number.

2677361566489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2677361566489 is an equidigital number, since it uses as much as digits as its factorization.

2677361566489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 548674560, while the sum is 70.

The spelling of 2677361566489 in words is "two trillion, six hundred seventy-seven billion, three hundred sixty-one million, five hundred sixty-six thousand, four hundred eighty-nine".