33366740806811 has 2 divisors, whose sum is σ = 33366740806812. Its totient is φ = 33366740806810.

The previous prime is 33366740806769. The next prime is 33366740806837. The reversal of 33366740806811 is 11860804766333.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33366740806811 - 2²² = 33366736612507 is a prime.

It is a super-2 number, since 2×33366740806811² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33366740806891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16683370403405 + 16683370403406.

It is an arithmetic number, because the mean of its divisors is an integer number (16683370403406).

Almost surely, 2^{33366740806811} is an apocalyptic number.

33366740806811 is a deficient number, since it is larger than the sum of its proper divisors (1).

33366740806811 is an equidigital number, since it uses as much as digits as its factorization.

33366740806811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10450944, while the sum is 56.

The spelling of 33366740806811 in words is "thirty-three trillion, three hundred sixty-six billion, seven hundred forty million, eight hundred six thousand, eight hundred eleven".