538654433133 has 8 divisors (see below), whose sum is σ = 719185730848. Its totient is φ = 358613045424.

The previous prime is 538654433129. The next prime is 538654433189. The reversal of 538654433133 is 331334456835.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 538654433133 - 2² = 538654433129 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 (538654433833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122474935 + ... + 122479332.

It is an arithmetic number, because the mean of its divisors is an integer number (89898216356).

Almost surely, 2^538654433133 is an apocalyptic number.

It is an amenable number.

538654433133 is a deficient number, since it is larger than the sum of its proper divisors (180531297715).

538654433133 is a wasteful number, since it uses less digits than its factorization.

538654433133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244955003.

The product of its digits is 4665600, while the sum is 48.

Adding to 538654433133 its reverse (331334456835), we get a palindrome (869988889968).

The spelling of 538654433133 in words is "five hundred thirty-eight billion, six hundred fifty-four million, four hundred thirty-three thousand, one hundred thirty-three".