27344749015559 has 2 divisors, whose sum is σ = 27344749015560. Its totient is φ = 27344749015558.

The previous prime is 27344749015421. The next prime is 27344749015561. The reversal of 27344749015559 is 95551094744372.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27344749015559 is a prime.

Together with 27344749015561, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 27344749015495 and 27344749015504.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27344749005559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13672374507779 + 13672374507780.

It is an arithmetic number, because the mean of its divisors is an integer number (13672374507780).

Almost surely, 2^{27344749015559} is an apocalyptic number.

27344749015559 is a deficient number, since it is larger than the sum of its proper divisors (1).

27344749015559 is an equidigital number, since it uses as much as digits as its factorization.

27344749015559 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512000, while the sum is 65.

The spelling of 27344749015559 in words is "twenty-seven trillion, three hundred forty-four billion, seven hundred forty-nine million, fifteen thousand, five hundred fifty-nine".