33964428321293 has 2 divisors, whose sum is σ = 33964428321294. Its totient is φ = 33964428321292.

The previous prime is 33964428321223. The next prime is 33964428321301. The reversal of 33964428321293 is 39212382446933.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20065266248329 + 13899162072964 = 4479427^2 + 3728158^2 .

It is a cyclic number.

It is not a de Polignac number, because 33964428321293 - 2³² = 33960133353997 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33964428321223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16982214160646 + 16982214160647.

It is an arithmetic number, because the mean of its divisors is an integer number (16982214160647).

Almost surely, 2^{33964428321293} is an apocalyptic number.

It is an amenable number.

33964428321293 is a deficient number, since it is larger than the sum of its proper divisors (1).

33964428321293 is an equidigital number, since it uses as much as digits as its factorization.

33964428321293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40310784, while the sum is 59.

The spelling of 33964428321293 in words is "thirty-three trillion, nine hundred sixty-four billion, four hundred twenty-eight million, three hundred twenty-one thousand, two hundred ninety-three".