402144340159 has 2 divisors, whose sum is σ = 402144340160. Its totient is φ = 402144340158.

The previous prime is 402144340141. The next prime is 402144340163. The reversal of 402144340159 is 951043441204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402144340159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402144344159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201072170079 + 201072170080.

It is an arithmetic number, because the mean of its divisors is an integer number (201072170080).

Almost surely, 2^402144340159 is an apocalyptic number.

402144340159 is a deficient number, since it is larger than the sum of its proper divisors (1).

402144340159 is an equidigital number, since it uses as much as digits as its factorization.

402144340159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 402144340159 in words is "four hundred two billion, one hundred forty-four million, three hundred forty thousand, one hundred fifty-nine".