33690369033 has 6 divisors (see below), whose sum is σ = 48663866394. Its totient is φ = 22460246016.

The previous prime is 33690369029. The next prime is 33690369049. The reversal of 33690369033 is 33096309633.

It can be written as a sum of positive squares in only one way, i.e., 29160002169 + 4530366864 = 170763^2 + 67308^2 .

It is not a de Polignac number, because 33690369033 - 2² = 33690369029 is a prime.

It is a super-2 number, since 2×33690369033² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 33690369033.

It is not an unprimeable number, because it can be changed into a prime (33690369133) 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, 1871687160 + ... + 1871687177.

It is an arithmetic number, because the mean of its divisors is an integer number (8110644399).

Almost surely, 2^33690369033 is an apocalyptic number.

It is an amenable number.

33690369033 is a deficient number, since it is larger than the sum of its proper divisors (14973497361).

33690369033 is a wasteful number, since it uses less digits than its factorization.

33690369033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3743374343 (or 3743374340 counting only the distinct ones).

The product of its (nonzero) digits is 708588, while the sum is 45.

The spelling of 33690369033 in words is "thirty-three billion, six hundred ninety million, three hundred sixty-nine thousand, thirty-three".