33407606845 has 4 divisors (see below), whose sum is σ = 40089128220. Its totient is φ = 26726085472.

The previous prime is 33407606819. The next prime is 33407606857. The reversal of 33407606845 is 54860670433.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7311789081 + 26095817764 = 85509^2 + 161542^2 .

It is a cyclic number.

It is not a de Polignac number, because 33407606845 - 2²¹ = 33405509693 is a prime.

It is a super-2 number, since 2×33407606845² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33407606795 and 33407606804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3340760680 + ... + 3340760689.

It is an arithmetic number, because the mean of its divisors is an integer number (10022282055).

Almost surely, 2^33407606845 is an apocalyptic number.

It is an amenable number.

33407606845 is a deficient number, since it is larger than the sum of its proper divisors (6681521375).

33407606845 is an equidigital number, since it uses as much as digits as its factorization.

33407606845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6681521374.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 33407606845 in words is "thirty-three billion, four hundred seven million, six hundred six thousand, eight hundred forty-five".