109648545665783 has 2 divisors, whose sum is σ = 109648545665784. Its totient is φ = 109648545665782.

The previous prime is 109648545665693. The next prime is 109648545665803. The reversal of 109648545665783 is 387566545846901.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 109648545665783 - 2¹⁰ = 109648545664759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109648545667783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54824272832891 + 54824272832892.

It is an arithmetic number, because the mean of its divisors is an integer number (54824272832892).

Almost surely, 2^{109648545665783} is an apocalyptic number.

109648545665783 is a deficient number, since it is larger than the sum of its proper divisors (1).

109648545665783 is an equidigital number, since it uses as much as digits as its factorization.

109648545665783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5225472000, while the sum is 77.

The spelling of 109648545665783 in words is "one hundred nine trillion, six hundred forty-eight billion, five hundred forty-five million, six hundred sixty-five thousand, seven hundred eighty-three".