33530413133 has 16 divisors (see below), whose sum is σ = 38988466560. Its totient is φ = 28239821376.

The previous prime is 33530413087. The next prime is 33530413151. The reversal of 33530413133 is 33131403533.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 33530413133 - 2¹⁰ = 33530412109 is a prime.

It is a super-2 number, since 2×33530413133² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33530413096 and 33530413105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33530413733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 905735 + ... + 942027.

It is an arithmetic number, because the mean of its divisors is an integer number (2436779160).

Almost surely, 2^33530413133 is an apocalyptic number.

It is an amenable number.

33530413133 is a deficient number, since it is larger than the sum of its proper divisors (5458053427).

33530413133 is a wasteful number, since it uses less digits than its factorization.

33530413133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38596.

The product of its (nonzero) digits is 14580, while the sum is 29.

Adding to 33530413133 its reverse (33131403533), we get a palindrome (66661816666).

The spelling of 33530413133 in words is "thirty-three billion, five hundred thirty million, four hundred thirteen thousand, one hundred thirty-three".