20064222446 has 8 divisors (see below), whose sum is σ = 30098718120. Its totient is φ = 10031316408.

The previous prime is 20064222427. The next prime is 20064222449. The reversal of 20064222446 is 64422246002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20064222449) 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, 365336 + ... + 416651.

It is an arithmetic number, because the mean of its divisors is an integer number (3762339765).

Almost surely, 2^20064222446 is an apocalyptic number.

20064222446 is a deficient number, since it is larger than the sum of its proper divisors (10034495674).

20064222446 is a wasteful number, since it uses less digits than its factorization.

20064222446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794818.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 20064222446 its reverse (64422246002), we get a palindrome (84486468448).

The spelling of 20064222446 in words is "twenty billion, sixty-four million, two hundred twenty-two thousand, four hundred forty-six".