20064307199 has 4 divisors (see below), whose sum is σ = 20073059736. Its totient is φ = 20055554664.

The previous prime is 20064307187. The next prime is 20064307231. The reversal of 20064307199 is 99170346002.

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 20064307199 - 2²⁰ = 20063258623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20064307499) 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, 4372829 + ... + 4377414.

It is an arithmetic number, because the mean of its divisors is an integer number (5018264934).

Almost surely, 2^20064307199 is an apocalyptic number.

20064307199 is a deficient number, since it is larger than the sum of its proper divisors (8752537).

20064307199 is an equidigital number, since it uses as much as digits as its factorization.

20064307199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8752536.

The product of its (nonzero) digits is 81648, while the sum is 41.

The spelling of 20064307199 in words is "twenty billion, sixty-four million, three hundred seven thousand, one hundred ninety-nine".