140668340159 has 2 divisors, whose sum is σ = 140668340160. Its totient is φ = 140668340158.

The previous prime is 140668340123. The next prime is 140668340177. The reversal of 140668340159 is 951043866041.

140668340159 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140668340159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140668340759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70334170079 + 70334170080.

It is an arithmetic number, because the mean of its divisors is an integer number (70334170080).

Almost surely, 2^140668340159 is an apocalyptic number.

140668340159 is a deficient number, since it is larger than the sum of its proper divisors (1).

140668340159 is an equidigital number, since it uses as much as digits as its factorization.

140668340159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 140668340159 in words is "one hundred forty billion, six hundred sixty-eight million, three hundred forty thousand, one hundred fifty-nine".