11506350033 has 6 divisors (see below), whose sum is σ = 16620283394. Its totient is φ = 7670900016.

The previous prime is 11506350007. The next prime is 11506350067. The reversal of 11506350033 is 33005360511.

11506350033 is a `hidden beast` number, since 1 + 150 + 6 + 3 + 500 + 3 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10652716944 + 853633089 = 103212^2 + 29217^2 .

It is not a de Polignac number, because 11506350033 - 2⁶ = 11506349969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11506349979 and 11506350006.

It is not an unprimeable number, because it can be changed into a prime (11506350833) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 639241660 + ... + 639241677.

Almost surely, 2^11506350033 is an apocalyptic number.

It is an amenable number.

11506350033 is a deficient number, since it is larger than the sum of its proper divisors (5113933361).

11506350033 is a wasteful number, since it uses less digits than its factorization.

11506350033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278483343 (or 1278483340 counting only the distinct ones).

The product of its (nonzero) digits is 4050, while the sum is 27.

The spelling of 11506350033 in words is "eleven billion, five hundred six million, three hundred fifty thousand, thirty-three".