33116661133 has 4 divisors (see below), whose sum is σ = 33143564608. Its totient is φ = 33089757660.

The previous prime is 33116661131. The next prime is 33116661191.

33116661133 is nontrivially palindromic in base 10.

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.

It is a cyclic number.

It is not a de Polignac number, because 33116661133 - 2¹ = 33116661131 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33116661131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13449891 + ... + 13452352.

It is an arithmetic number, because the mean of its divisors is an integer number (8285891152).

Almost surely, 2^33116661133 is an apocalyptic number.

It is an amenable number.

33116661133 is a deficient number, since it is larger than the sum of its proper divisors (26903475).

33116661133 is a wasteful number, since it uses less digits than its factorization.

33116661133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26903474.

The product of its digits is 17496, while the sum is 34.

The spelling of 33116661133 in words is "thirty-three billion, one hundred sixteen million, six hundred sixty-one thousand, one hundred thirty-three".