5533156423 has 4 divisors (see below), whose sum is σ = 5533502040. Its totient is φ = 5532810808.

The previous prime is 5533156397. The next prime is 5533156429. The reversal of 5533156423 is 3246513355.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3246513355 = 5 ⋅649302671.

It is a cyclic number.

It is not a de Polignac number, because 5533156423 - 2⁹ = 5533155911 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 (5533156429) 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, 147565 + ... + 181222.

It is an arithmetic number, because the mean of its divisors is an integer number (1383375510).

Almost surely, 2^5533156423 is an apocalyptic number.

5533156423 is a deficient number, since it is larger than the sum of its proper divisors (345617).

5533156423 is a wasteful number, since it uses less digits than its factorization.

5533156423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345616.

The product of its digits is 162000, while the sum is 37.

The square root of 5533156423 is about 74385.1895406606. The cubic root of 5533156423 is about 1768.7141461548.

Adding to 5533156423 its reverse (3246513355), we get a palindrome (8779669778).

The spelling of 5533156423 in words is "five billion, five hundred thirty-three million, one hundred fifty-six thousand, four hundred twenty-three".