33336894856849 has 4 divisors (see below), whose sum is σ = 33341123825136. Its totient is φ = 33332665888564.

The previous prime is 33336894856757. The next prime is 33336894856879. The reversal of 33336894856849 is 94865849863333.

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 33336894856849 - 2⁹ = 33336894856337 is a prime.

It is a super-2 number, since 2×33336894856849² (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 (33336894856879) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2114472319 + ... + 2114488084.

It is an arithmetic number, because the mean of its divisors is an integer number (8335280956284).

Almost surely, 2^{33336894856849} is an apocalyptic number.

It is an amenable number.

33336894856849 is a deficient number, since it is larger than the sum of its proper divisors (4228968287).

33336894856849 is an equidigital number, since it uses as much as digits as its factorization.

33336894856849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4228968286.

The product of its digits is 9674588160, while the sum is 79.

The spelling of 33336894856849 in words is "thirty-three trillion, three hundred thirty-six billion, eight hundred ninety-four million, eight hundred fifty-six thousand, eight hundred forty-nine".