33480813407809 has 2 divisors, whose sum is σ = 33480813407810. Its totient is φ = 33480813407808.

The previous prime is 33480813407627. The next prime is 33480813407813. The reversal of 33480813407809 is 90870431808433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33139272515584 + 341540892225 = 5756672^2 + 584415^2 .

It is a cyclic number.

It is not a de Polignac number, because 33480813407809 - 2¹⁷ = 33480813276737 is a prime.

It is a super-2 number, since 2×33480813407809² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33480813407819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16740406703904 + 16740406703905.

It is an arithmetic number, because the mean of its divisors is an integer number (16740406703905).

Almost surely, 2^{33480813407809} is an apocalyptic number.

It is an amenable number.

33480813407809 is a deficient number, since it is larger than the sum of its proper divisors (1).

33480813407809 is an equidigital number, since it uses as much as digits as its factorization.

33480813407809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13934592, while the sum is 58.

The spelling of 33480813407809 in words is "thirty-three trillion, four hundred eighty billion, eight hundred thirteen million, four hundred seven thousand, eight hundred nine".