140563318663 has 2 divisors, whose sum is σ = 140563318664. Its totient is φ = 140563318662.

The previous prime is 140563318661. The next prime is 140563318669. The reversal of 140563318663 is 366813365041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 140563318663 - 2¹ = 140563318661 is a prime.

Together with 140563318661, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140563318661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70281659331 + 70281659332.

It is an arithmetic number, because the mean of its divisors is an integer number (70281659332).

Almost surely, 2^140563318663 is an apocalyptic number.

140563318663 is a deficient number, since it is larger than the sum of its proper divisors (1).

140563318663 is an equidigital number, since it uses as much as digits as its factorization.

140563318663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 140563318663 in words is "one hundred forty billion, five hundred sixty-three million, three hundred eighteen thousand, six hundred sixty-three".