33368605811 has 2 divisors, whose sum is σ = 33368605812. Its totient is φ = 33368605810.

The previous prime is 33368605801. The next prime is 33368605939. The reversal of 33368605811 is 11850686333.

It is a weak prime.

It is an emirp because it is prime and its reverse (11850686333) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33368605811 - 2¹⁴ = 33368589427 is a prime.

It is a super-2 number, since 2×33368605811² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (33368605801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16684302905 + 16684302906.

It is an arithmetic number, because the mean of its divisors is an integer number (16684302906).

Almost surely, 2^33368605811 is an apocalyptic number.

33368605811 is a deficient number, since it is larger than the sum of its proper divisors (1).

33368605811 is an equidigital number, since it uses as much as digits as its factorization.

33368605811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 33368605811 in words is "thirty-three billion, three hundred sixty-eight million, six hundred five thousand, eight hundred eleven".