40200343019 has 2 divisors, whose sum is σ = 40200343020. Its totient is φ = 40200343018.

The previous prime is 40200342997. The next prime is 40200343021. The reversal of 40200343019 is 91034300204.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40200343019 is a prime.

It is a super-2 number, since 2×40200343019² (a number of 22 digits) contains 22 as substring.

Together with 40200343021, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40200346019) 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, 20100171509 + 20100171510.

It is an arithmetic number, because the mean of its divisors is an integer number (20100171510).

Almost surely, 2^40200343019 is an apocalyptic number.

40200343019 is a deficient number, since it is larger than the sum of its proper divisors (1).

40200343019 is an equidigital number, since it uses as much as digits as its factorization.

40200343019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 26.

The spelling of 40200343019 in words is "forty billion, two hundred million, three hundred forty-three thousand, nineteen".