33944955875881 has 8 divisors (see below), whose sum is σ = 33948277383240. Its totient is φ = 33941634572928.

The previous prime is 33944955875869. The next prime is 33944955875989. The reversal of 33944955875881 is 18857855944933.

It can be written as a sum of positive squares in 4 ways, for example, as 3584679555625 + 30360276320256 = 1893325^2 + 5510016^2 .

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 33944955875881 - 2³⁷ = 33807516922409 is a prime.

It is a super-2 number, since 2×33944955875881² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33944955825881) 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, 732986755 + ... + 733033063.

It is an arithmetic number, because the mean of its divisors is an integer number (4243534672905).

Almost surely, 2^{33944955875881} is an apocalyptic number.

It is an amenable number.

33944955875881 is a deficient number, since it is larger than the sum of its proper divisors (3321507359).

33944955875881 is a wasteful number, since it uses less digits than its factorization.

33944955875881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102203.

The product of its digits is 5225472000, while the sum is 79.

The spelling of 33944955875881 in words is "thirty-three trillion, nine hundred forty-four billion, nine hundred fifty-five million, eight hundred seventy-five thousand, eight hundred eighty-one".