544231423523 has 4 divisors (see below), whose sum is σ = 544299879648. Its totient is φ = 544162967400.

The previous prime is 544231423513. The next prime is 544231423529. The reversal of 544231423523 is 325324132445.

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 544231423523 - 2⁶ = 544231423459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (544231423529) 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, 34216136 + ... + 34232037.

It is an arithmetic number, because the mean of its divisors is an integer number (136074969912).

Almost surely, 2^544231423523 is an apocalyptic number.

544231423523 is a deficient number, since it is larger than the sum of its proper divisors (68456125).

544231423523 is an equidigital number, since it uses as much as digits as its factorization.

544231423523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68456124.

The product of its digits is 345600, while the sum is 38.

Adding to 544231423523 its reverse (325324132445), we get a palindrome (869555555968).

The spelling of 544231423523 in words is "five hundred forty-four billion, two hundred thirty-one million, four hundred twenty-three thousand, five hundred twenty-three".