33872667133 has 8 divisors (see below), whose sum is σ = 34850362680. Its totient is φ = 32902187520.

The previous prime is 33872667119. The next prime is 33872667193. The reversal of 33872667133 is 33176627833.

It can be written as a sum of positive squares in 4 ways, for example, as 4329245209 + 29543421924 = 65797^2 + 171882^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33872667133 - 2⁹ = 33872666621 is a prime.

It is a super-2 number, since 2×33872667133² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33872667193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1794460 + ... + 1813237.

It is an arithmetic number, because the mean of its divisors is an integer number (4356295335).

Almost surely, 2^33872667133 is an apocalyptic number.

It is an amenable number.

33872667133 is a deficient number, since it is larger than the sum of its proper divisors (977695547).

33872667133 is a wasteful number, since it uses less digits than its factorization.

33872667133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3607967.

The product of its digits is 2286144, while the sum is 49.

The spelling of 33872667133 in words is "thirty-three billion, eight hundred seventy-two million, six hundred sixty-seven thousand, one hundred thirty-three".