33863964206399 has 2 divisors, whose sum is σ = 33863964206400. Its totient is φ = 33863964206398.

The previous prime is 33863964206321. The next prime is 33863964206407. The reversal of 33863964206399 is 99360246936833.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 33863964206399 - 2³⁶ = 33795244729663 is a prime.

It is a super-2 number, since 2×33863964206399² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33863964206899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16931982103199 + 16931982103200.

It is an arithmetic number, because the mean of its divisors is an integer number (16931982103200).

Almost surely, 2^{33863964206399} is an apocalyptic number.

33863964206399 is a deficient number, since it is larger than the sum of its proper divisors (1).

33863964206399 is an equidigital number, since it uses as much as digits as its factorization.

33863964206399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816293376, while the sum is 71.

The spelling of 33863964206399 in words is "thirty-three trillion, eight hundred sixty-three billion, nine hundred sixty-four million, two hundred six thousand, three hundred ninety-nine".