5223123254144 has 32 divisors (see below), whose sum is σ = 10407959560440. Its totient is φ = 2610929482240.

The previous prime is 5223123254143. The next prime is 5223123254147. The reversal of 5223123254144 is 4414523213225.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 5223123254098 and 5223123254107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5223123254143) 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 in 3 ways as a sum of consecutive naturals, for example, 4407542 + ... + 5465589.

Almost surely, 2^{5223123254144} is an apocalyptic number.

It is an amenable number.

5223123254144 is a deficient number, since it is larger than the sum of its proper divisors (5184836306296).

5223123254144 is an equidigital number, since it uses as much as digits as its factorization.

5223123254144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9877278 (or 9877266 counting only the distinct ones).

The product of its digits is 230400, while the sum is 38.

Adding to 5223123254144 its reverse (4414523213225), we get a palindrome (9637646467369).

The spelling of 5223123254144 in words is "five trillion, two hundred twenty-three billion, one hundred twenty-three million, two hundred fifty-four thousand, one hundred forty-four".