4002068843 has 8 divisors (see below), whose sum is σ = 4011501312. Its totient is φ = 3992648616.

The previous prime is 4002068809. The next prime is 4002068881. The reversal of 4002068843 is 3488602004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4002068843 - 2¹² = 4002064747 is a prime.

It is a super-2 number, since 2×4002068843² = 32033110048222717298, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4002068443) 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 7 ways as a sum of consecutive naturals, for example, 991796 + ... + 995822.

It is an arithmetic number, because the mean of its divisors is an integer number (501437664).

Almost surely, 2^4002068843 is an apocalyptic number.

4002068843 is a deficient number, since it is larger than the sum of its proper divisors (9432469).

4002068843 is a wasteful number, since it uses less digits than its factorization.

4002068843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6121.

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 4002068843 is about 63261.9067290893. The cubic root of 4002068843 is about 1587.6746784290.

The spelling of 4002068843 in words is "four billion, two million, sixty-eight thousand, eight hundred forty-three".