4043420403999 has 16 divisors (see below), whose sum is σ = 5437773201408. Its totient is φ = 2672372600352.

The previous prime is 4043420403899. The next prime is 4043420404027. The reversal of 4043420403999 is 9993040243404.

It is a happy number.

It is not a de Polignac number, because 4043420403999 - 2¹² = 4043420399903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4043420403899) 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 in 15 ways as a sum of consecutive naturals, for example, 3493152 + ... + 4504325.

It is an arithmetic number, because the mean of its divisors is an integer number (339860825088).

Almost surely, 2^{4043420403999} is an apocalyptic number.

4043420403999 is a deficient number, since it is larger than the sum of its proper divisors (1394352797409).

4043420403999 is a wasteful number, since it uses less digits than its factorization.

4043420403999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7998934.

The product of its (nonzero) digits is 3359232, while the sum is 51.

The spelling of 4043420403999 in words is "four trillion, forty-three billion, four hundred twenty million, four hundred three thousand, nine hundred ninety-nine".