33868268173 has 8 divisors (see below), whose sum is σ = 35862228792. Its totient is φ = 31874497536.

The previous prime is 33868268117. The next prime is 33868268183. The reversal of 33868268173 is 37186286833.

It can be written as a sum of positive squares in 4 ways, for example, as 2808788004 + 31059480169 = 52998^2 + 176237^2 .

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 33868268173 - 2⁹ = 33868267661 is a prime.

It is a super-3 number, since 3×33868268173³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33868268183) 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, 499861 + ... + 563557.

It is an arithmetic number, because the mean of its divisors is an integer number (4482778599).

Almost surely, 2^33868268173 is an apocalyptic number.

It is an amenable number.

33868268173 is a deficient number, since it is larger than the sum of its proper divisors (1993960619).

33868268173 is a wasteful number, since it uses less digits than its factorization.

33868268173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94991.

The product of its digits is 6967296, while the sum is 55.

The spelling of 33868268173 in words is "thirty-three billion, eight hundred sixty-eight million, two hundred sixty-eight thousand, one hundred seventy-three".