400000042341 has 16 divisors (see below), whose sum is σ = 594006974400. Its totient is φ = 266030251344.

The previous prime is 400000042319. The next prime is 400000042399. The reversal of 400000042341 is 143240000004.

It is not a de Polignac number, because 400000042341 - 2¹⁵ = 400000009573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400000047341) 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 in 15 ways as a sum of consecutive naturals, for example, 17667466 + ... + 17690091.

It is an arithmetic number, because the mean of its divisors is an integer number (37125435900).

Almost surely, 2^400000042341 is an apocalyptic number.

It is an amenable number.

400000042341 is a deficient number, since it is larger than the sum of its proper divisors (194006932059).

400000042341 is a wasteful number, since it uses less digits than its factorization.

400000042341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35357985 (or 35357979 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 400000042341 its reverse (143240000004), we get a palindrome (543240042345).

The spelling of 400000042341 in words is "four hundred billion, forty-two thousand, three hundred forty-one".