33808422481 has 2 divisors, whose sum is σ = 33808422482. Its totient is φ = 33808422480.

The previous prime is 33808422449. The next prime is 33808422493. The reversal of 33808422481 is 18422480833.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33492294081 + 316128400 = 183009^2 + 17780^2 .

It is a cyclic number.

It is not a de Polignac number, because 33808422481 - 2⁵ = 33808422449 is a prime.

It is a super-2 number, since 2×33808422481² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33808452481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16904211240 + 16904211241.

It is an arithmetic number, because the mean of its divisors is an integer number (16904211241).

Almost surely, 2^33808422481 is an apocalyptic number.

It is an amenable number.

33808422481 is a deficient number, since it is larger than the sum of its proper divisors (1).

33808422481 is an equidigital number, since it uses as much as digits as its factorization.

33808422481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 294912, while the sum is 43.

The spelling of 33808422481 in words is "thirty-three billion, eight hundred eight million, four hundred twenty-two thousand, four hundred eighty-one".