4538455140223 has 2 divisors, whose sum is σ = 4538455140224. Its totient is φ = 4538455140222.

The previous prime is 4538455140221. The next prime is 4538455140229. The reversal of 4538455140223 is 3220415548354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4538455140223 - 2¹ = 4538455140221 is a prime.

Together with 4538455140221, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4538455140221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2269227570111 + 2269227570112.

It is an arithmetic number, because the mean of its divisors is an integer number (2269227570112).

Almost surely, 2^{4538455140223} is an apocalyptic number.

4538455140223 is a deficient number, since it is larger than the sum of its proper divisors (1).

4538455140223 is an equidigital number, since it uses as much as digits as its factorization.

4538455140223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304000, while the sum is 46.

The spelling of 4538455140223 in words is "four trillion, five hundred thirty-eight billion, four hundred fifty-five million, one hundred forty thousand, two hundred twenty-three".