1745994938663 has 2 divisors, whose sum is σ = 1745994938664. Its totient is φ = 1745994938662.

The previous prime is 1745994938657. The next prime is 1745994938707. The reversal of 1745994938663 is 3668394995471.

It is a weak prime.

It is an emirp because it is prime and its reverse (3668394995471) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1745994938663 - 2⁶ = 1745994938599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1745994938263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 872997469331 + 872997469332.

It is an arithmetic number, because the mean of its divisors is an integer number (872997469332).

Almost surely, 2^{1745994938663} is an apocalyptic number.

1745994938663 is a deficient number, since it is larger than the sum of its proper divisors (1).

1745994938663 is an equidigital number, since it uses as much as digits as its factorization.

1745994938663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1058158080, while the sum is 74.

The spelling of 1745994938663 in words is "one trillion, seven hundred forty-five billion, nine hundred ninety-four million, nine hundred thirty-eight thousand, six hundred sixty-three".