200023144400423 has 4 divisors (see below), whose sum is σ = 200031936262848. Its totient is φ = 200014352538000.

The previous prime is 200023144400311. The next prime is 200023144400449. The reversal of 200023144400423 is 324004441320002.

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 200023144400423 - 2¹⁶ = 200023144334887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200023644400423) 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 3 ways as a sum of consecutive naturals, for example, 4395897086 + ... + 4395942587.

It is an arithmetic number, because the mean of its divisors is an integer number (50007984065712).

Almost surely, 2^{200023144400423} is an apocalyptic number.

200023144400423 is a deficient number, since it is larger than the sum of its proper divisors (8791862425).

200023144400423 is an equidigital number, since it uses as much as digits as its factorization.

200023144400423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8791862424.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 200023144400423 its reverse (324004441320002), we get a palindrome (524027585720425).

The spelling of 200023144400423 in words is "two hundred trillion, twenty-three billion, one hundred forty-four million, four hundred thousand, four hundred twenty-three".