1077765798427 has 2 divisors, whose sum is σ = 1077765798428. Its totient is φ = 1077765798426.

The previous prime is 1077765798349. The next prime is 1077765798449. The reversal of 1077765798427 is 7248975677701.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1077765798427 - 2⁷ = 1077765798299 is a prime.

It is not a weakly prime, because it can be changed into another prime (1077765798127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 538882899213 + 538882899214.

It is an arithmetic number, because the mean of its divisors is an integer number (538882899214).

Almost surely, 2^{1077765798427} is an apocalyptic number.

1077765798427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1077765798427 is an equidigital number, since it uses as much as digits as its factorization.

1077765798427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290424960, while the sum is 70.

The spelling of 1077765798427 in words is "one trillion, seventy-seven billion, seven hundred sixty-five million, seven hundred ninety-eight thousand, four hundred twenty-seven".