140163424166401 has 2 divisors, whose sum is σ = 140163424166402. Its totient is φ = 140163424166400.

The previous prime is 140163424166369. The next prime is 140163424166489. The reversal of 140163424166401 is 104661424361041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134391249740176 + 5772174426225 = 11592724^2 + 2402535^2 .

It is a cyclic number.

It is not a de Polignac number, because 140163424166401 - 2⁵ = 140163424166369 is a prime.

It is not a weakly prime, because it can be changed into another prime (140163424166501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70081712083200 + 70081712083201.

It is an arithmetic number, because the mean of its divisors is an integer number (70081712083201).

Almost surely, 2^{140163424166401} is an apocalyptic number.

It is an amenable number.

140163424166401 is a deficient number, since it is larger than the sum of its proper divisors (1).

140163424166401 is an equidigital number, since it uses as much as digits as its factorization.

140163424166401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776, while the sum is 43.

The spelling of 140163424166401 in words is "one hundred forty trillion, one hundred sixty-three billion, four hundred twenty-four million, one hundred sixty-six thousand, four hundred one".