4268406821843 has 4 divisors (see below), whose sum is σ = 4268427604200. Its totient is φ = 4268386039488.

The previous prime is 4268406821771. The next prime is 4268406821849. The reversal of 4268406821843 is 3481286048624.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4268406821843 - 2²² = 4268402627539 is a prime.

It is a super-3 number, since 3×4268406821843³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4268406821849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10079993 + ... + 10494906.

It is an arithmetic number, because the mean of its divisors is an integer number (1067106901050).

Almost surely, 2^{4268406821843} is an apocalyptic number.

4268406821843 is a deficient number, since it is larger than the sum of its proper divisors (20782357).

4268406821843 is a wasteful number, since it uses less digits than its factorization.

4268406821843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20782356.

The product of its (nonzero) digits is 14155776, while the sum is 56.

The spelling of 4268406821843 in words is "four trillion, two hundred sixty-eight billion, four hundred six million, eight hundred twenty-one thousand, eight hundred forty-three".