18105026757347 has 2 divisors, whose sum is σ = 18105026757348. Its totient is φ = 18105026757346.

The previous prime is 18105026757343. The next prime is 18105026757383. The reversal of 18105026757347 is 74375762050181.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 18105026757347 - 2² = 18105026757343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 18105026757292 and 18105026757301.

It is not a weakly prime, because it can be changed into another prime (18105026757343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9052513378673 + 9052513378674.

It is an arithmetic number, because the mean of its divisors is an integer number (9052513378674).

Almost surely, 2^{18105026757347} is an apocalyptic number.

18105026757347 is a deficient number, since it is larger than the sum of its proper divisors (1).

18105026757347 is an equidigital number, since it uses as much as digits as its factorization.

18105026757347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9878400, while the sum is 56.

The spelling of 18105026757347 in words is "eighteen trillion, one hundred five billion, twenty-six million, seven hundred fifty-seven thousand, three hundred forty-seven".