4221873705865 has 8 divisors (see below), whose sum is σ = 5067545181120. Its totient is φ = 3376634475312.

The previous prime is 4221873705859. The next prime is 4221873705871. The reversal of 4221873705865 is 5685073781224.

It is an interprime number because it is at equal distance from previous prime (4221873705859) and next prime (4221873705871).

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 4221873705865 - 2¹³ = 4221873697673 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 108039685 + ... + 108078754.

It is an arithmetic number, because the mean of its divisors is an integer number (633443147640).

Almost surely, 2^{4221873705865} is an apocalyptic number.

It is an amenable number.

4221873705865 is a deficient number, since it is larger than the sum of its proper divisors (845671475255).

4221873705865 is a wasteful number, since it uses less digits than its factorization.

4221873705865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216122351.

The product of its (nonzero) digits is 22579200, while the sum is 58.

The spelling of 4221873705865 in words is "four trillion, two hundred twenty-one billion, eight hundred seventy-three million, seven hundred five thousand, eight hundred sixty-five".