45543235142323 has 4 divisors (see below), whose sum is σ = 45544184977248. Its totient is φ = 45542285307400.

The previous prime is 45543235142311. The next prime is 45543235142333. The reversal of 45543235142323 is 32324153234554.

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 45543235142323 - 2³³ = 45534645207731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45543235142333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474845536 + ... + 474941437.

It is an arithmetic number, because the mean of its divisors is an integer number (11386046244312).

Almost surely, 2^{45543235142323} is an apocalyptic number.

45543235142323 is a deficient number, since it is larger than the sum of its proper divisors (949834925).

45543235142323 is an equidigital number, since it uses as much as digits as its factorization.

45543235142323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949834924.

The product of its digits is 5184000, while the sum is 46.

Adding to 45543235142323 its reverse (32324153234554), we get a palindrome (77867388376877).

The spelling of 45543235142323 in words is "forty-five trillion, five hundred forty-three billion, two hundred thirty-five million, one hundred forty-two thousand, three hundred twenty-three".