4223665342326 has 32 divisors (see below), whose sum is σ = 8739176819040. Its totient is φ = 1359253634816.

The previous prime is 4223665342319. The next prime is 4223665342327. The reversal of 4223665342326 is 6232435663224.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4223665342327) 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, 1980370 + ... + 3516986.

It is an arithmetic number, because the mean of its divisors is an integer number (273099275595).

Almost surely, 2^{4223665342326} is an apocalyptic number.

4223665342326 is an abundant number, since it is smaller than the sum of its proper divisors (4515511476714).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4223665342326 is a wasteful number, since it uses less digits than its factorization.

4223665342326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552448.

The product of its digits is 7464960, while the sum is 48.

The spelling of 4223665342326 in words is "four trillion, two hundred twenty-three billion, six hundred sixty-five million, three hundred forty-two thousand, three hundred twenty-six".