20068222336 has 32 divisors (see below), whose sum is σ = 39986299080. Its totient is φ = 10032445440.

The previous prime is 20068222331. The next prime is 20068222379. The reversal of 20068222336 is 63322286002.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20068222331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1203496 + ... + 1220056.

Almost surely, 2^20068222336 is an apocalyptic number.

It is an amenable number.

20068222336 is a deficient number, since it is larger than the sum of its proper divisors (19918076744).

20068222336 is an equidigital number, since it uses as much as digits as its factorization.

20068222336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26042 (or 26030 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 20068222336 in words is "twenty billion, sixty-eight million, two hundred twenty-two thousand, three hundred thirty-six".