402144343199 has 2 divisors, whose sum is σ = 402144343200. Its totient is φ = 402144343198.

The previous prime is 402144343123. The next prime is 402144343213. The reversal of 402144343199 is 991343441204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402144343199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402144343099) 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, 201072171599 + 201072171600.

It is an arithmetic number, because the mean of its divisors is an integer number (201072171600).

Almost surely, 2^402144343199 is an apocalyptic number.

402144343199 is a deficient number, since it is larger than the sum of its proper divisors (1).

402144343199 is an equidigital number, since it uses as much as digits as its factorization.

402144343199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 402144343199 in words is "four hundred two billion, one hundred forty-four million, three hundred forty-three thousand, one hundred ninety-nine".