53328000133 has 4 divisors (see below), whose sum is σ = 53328533440. Its totient is φ = 53327466828.

The previous prime is 53328000119. The next prime is 53328000161. The reversal of 53328000133 is 33100082335.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 33100082335 = 5 ⋅6620016467.

It is a 3-Lehmer number, since φ(53328000133) divides (53328000133-1)³.

It is a cyclic number.

It is not a de Polignac number, because 53328000133 - 2¹⁷ = 53327869061 is a prime.

It is a deceptive number, since it divides R_53328000132.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53328000113) 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, 66663 + ... + 333316.

It is an arithmetic number, because the mean of its divisors is an integer number (13332133360).

Almost surely, 2^53328000133 is an apocalyptic number.

53328000133 is the 133327-th octagonal number.

It is an amenable number.

53328000133 is a deficient number, since it is larger than the sum of its proper divisors (533307).

53328000133 is a wasteful number, since it uses less digits than its factorization.

53328000133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533306.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 53328000133 its reverse (33100082335), we get a palindrome (86428082468).

The spelling of 53328000133 in words is "fifty-three billion, three hundred twenty-eight million, one hundred thirty-three", and thus it is an aban number.