13776078857743 has 2 divisors, whose sum is σ = 13776078857744. Its totient is φ = 13776078857742.

The previous prime is 13776078857711. The next prime is 13776078857789. The reversal of 13776078857743 is 34775887067731.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (34775887067731) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13776078857743 - 2⁵ = 13776078857711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13776078854743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6888039428871 + 6888039428872.

It is an arithmetic number, because the mean of its divisors is an integer number (6888039428872).

Almost surely, 2^{13776078857743} is an apocalyptic number.

13776078857743 is a deficient number, since it is larger than the sum of its proper divisors (1).

13776078857743 is an equidigital number, since it uses as much as digits as its factorization.

13776078857743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161699840, while the sum is 73.

The spelling of 13776078857743 in words is "thirteen trillion, seven hundred seventy-six billion, seventy-eight million, eight hundred fifty-seven thousand, seven hundred forty-three".