2068566432259 has 4 divisors (see below), whose sum is σ = 2102477357440. Its totient is φ = 2034655507080.

The previous prime is 2068566432197. The next prime is 2068566432353. The reversal of 2068566432259 is 9522346658602.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2068566432259 - 2¹⁹ = 2068565907971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2068566436259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16955462499 + ... + 16955462620.

It is an arithmetic number, because the mean of its divisors is an integer number (525619339360).

Almost surely, 2^{2068566432259} is an apocalyptic number.

2068566432259 is a deficient number, since it is larger than the sum of its proper divisors (33910925181).

2068566432259 is an equidigital number, since it uses as much as digits as its factorization.

2068566432259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33910925180.

The product of its (nonzero) digits is 37324800, while the sum is 58.

The spelling of 2068566432259 in words is "two trillion, sixty-eight billion, five hundred sixty-six million, four hundred thirty-two thousand, two hundred fifty-nine".