20064622441859 has 4 divisors (see below), whose sum is σ = 20064645827904. Its totient is φ = 20064599055816.

The previous prime is 20064622441849. The next prime is 20064622441873. The reversal of 20064622441859 is 95814422646002.

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 20064622441859 - 2²⁴ = 20064605664643 is a prime.

It is a super-3 number, since 3×20064622441859³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20064622441859.

It is not an unprimeable number, because it can be changed into a prime (20064622441819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10355027 + ... + 12139020.

It is an arithmetic number, because the mean of its divisors is an integer number (5016161456976).

Almost surely, 2^{20064622441859} is an apocalyptic number.

20064622441859 is a deficient number, since it is larger than the sum of its proper divisors (23386045).

20064622441859 is an equidigital number, since it uses as much as digits as its factorization.

20064622441859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23386044.

The product of its (nonzero) digits is 6635520, while the sum is 53.

The spelling of 20064622441859 in words is "twenty trillion, sixty-four billion, six hundred twenty-two million, four hundred forty-one thousand, eight hundred fifty-nine".