402211816943 has 8 divisors (see below), whose sum is σ = 423757891200. Its totient is φ = 380703445848.

The previous prime is 402211816907. The next prime is 402211817069. The reversal of 402211816943 is 349618112204.

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 402211816943 - 2¹⁶ = 402211751407 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 402211816943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402211816343) 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 7 ways as a sum of consecutive naturals, for example, 9403883 + ... + 9446556.

It is an arithmetic number, because the mean of its divisors is an integer number (52969736400).

Almost surely, 2^402211816943 is an apocalyptic number.

402211816943 is a deficient number, since it is larger than the sum of its proper divisors (21546074257).

402211816943 is a wasteful number, since it uses less digits than its factorization.

402211816943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18851581.

The product of its (nonzero) digits is 82944, while the sum is 41.

The spelling of 402211816943 in words is "four hundred two billion, two hundred eleven million, eight hundred sixteen thousand, nine hundred forty-three".